Terms of Service

Effective Date: March 15, 2026

Last Updated: March 15, 2026

Welcome to MerkezKort. These Terms of Service ("Terms," "Agreement") constitute a legally binding agreement between you ("User," "Customer," "you," or "your") and MerkezKort ("Company," "we," "us," or "our"), governing your access to and use of the MerkezKort platform, including our website at merkezkort.com.tr, the web application at app.merkezkort.com.tr, mobile applications, and all related services (collectively, the "Service").

By creating an account, subscribing to a plan, or otherwise accessing or using the Service, you acknowledge that you have read, understood, and agree to be bound by these Terms. If you are entering into this Agreement on behalf of a business, organization, or other legal entity, you represent and warrant that you have the authority to bind that entity to these Terms.

If you do not agree to these Terms, you must not access or use the Service.

1. Definitions

For the purposes of this Agreement, the following terms shall have the meanings set forth below:

• "Account" means the user account created by the Customer to access and use the Service.
• "Authorized Users" means individuals who are authorized by the Customer to use the Service under the Customer's subscription plan.
• "Content" means any data, text, files, images, or other materials uploaded, submitted, or stored through the Service.
• "Customer Data" means all data, including personal data of end users, that is submitted, stored, or processed through the Service by or on behalf of the Customer.
• "End User" means any individual who interacts with the Service through the Customer's tennis club, including club members, players, and guests.
• "Intellectual Property Rights" means all patents, copyrights, trademarks, trade secrets, and other proprietary rights.
• "SaaS" means Software as a Service, the cloud-based delivery model through which the Service is provided.
• "Service" means the MerkezKort tennis club management platform, including all features, functionalities, web and mobile applications, APIs, and related services.
• "Subscription Plan" means the specific tier of service selected by the Customer (Starter, Professional, or Enterprise).
• "Subscription Term" means the period during which the Customer has an active subscription to the Service.

2. Service Scope

2.1 Overview

MerkezKort is a cloud-based SaaS platform designed for tennis club management. The Service is provided on a subscription basis and is accessible via web browsers and mobile applications.

2.2 Core Features

The Service includes, but is not limited to, the following features depending on the selected Subscription Plan:

• Court Reservation System: Online booking and management of tennis court reservations, including real-time availability tracking, recurring bookings, and automated scheduling.
• Partner Finding: A matching system that enables players to find partners and opponents based on skill level, availability, and preferences.
• Tournament Management: Tools for organizing, managing, and tracking tennis tournaments, including bracket generation, scheduling, scoring, and results publication.
• Lesson Management: Scheduling, booking, and management of tennis lessons, including instructor assignment, student tracking, and progress reporting.
• Payment System: Integrated payment processing for membership fees, court bookings, lessons, tournament entries, and other club-related transactions.
• Mobile Application: Native mobile applications for iOS and Android, providing access to core platform features for club administrators, staff, and members.
• Reporting & Analytics: Comprehensive reporting tools including financial reports, occupancy analytics, member engagement metrics, and custom dashboards.

2.3 Service Availability

The Service is provided as-is and is subject to periodic updates, maintenance, and improvements. We reserve the right to modify, suspend, or discontinue any feature of the Service at any time, with reasonable notice to affected Customers.

3. Account Creation and Management

3.1 Registration

To use the Service, you must create an Account by providing accurate, current, and complete information during the registration process at app.merkezkort.com.tr/register. You agree to update your information promptly to keep it accurate and complete.

3.2 Account Security

You are solely responsible for maintaining the confidentiality of your Account credentials, including your password. You agree to immediately notify us at info@merkezkort.com.tr of any unauthorized use of your Account or any other breach of security. We shall not be liable for any loss or damage arising from your failure to protect your Account credentials.

3.3 Account Restrictions

You must be at least eighteen (18) years of age to create an Account. Each Account is for a single legal entity and may not be shared between organizations. You may not create multiple Accounts to circumvent plan limitations or for any fraudulent purpose.

3.4 Authorized Users

The Customer is responsible for all activities conducted through Authorized User accounts. The number of Authorized Users permitted is determined by the selected Subscription Plan.

4. Acceptable Use

4.1 Permitted Use

You may use the Service solely for the purpose of managing tennis club operations in accordance with these Terms and your selected Subscription Plan.

4.2 Prohibited Conduct

You agree not to, and shall not permit any Authorized User or End User to:

• Use the Service for any unlawful purpose or in violation of any applicable law or regulation;
• Attempt to gain unauthorized access to the Service, other accounts, computer systems, or networks connected to the Service;
• Interfere with or disrupt the integrity or performance of the Service or any data contained therein;
• Reverse engineer, decompile, disassemble, or attempt to derive the source code of the Service;
• Copy, modify, create derivative works of, or distribute the Service or any part thereof;
• Sublicense, resell, rent, lease, or otherwise transfer access to the Service to any third party without our prior written consent;
• Upload or transmit any viruses, malware, or other malicious code;
• Use the Service to transmit unsolicited communications, spam, or bulk messages;
• Harvest, collect, or gather user data without proper consent;
• Use automated means (bots, scrapers, crawlers) to access or interact with the Service, except through our official APIs;
• Misrepresent your identity or affiliation with any person or entity;
• Use the Service in a manner that could damage, disable, overburden, or impair our servers or networks.

4.3 Enforcement

We reserve the right to investigate and take appropriate action against any violation of this section, including without limitation, suspending or terminating the offending Account, reporting violations to law enforcement authorities, and pursuing civil remedies.

5. Subscription Plans and Payment

5.1 Subscription Tiers

MerkezKort offers multiple subscription tiers (Starter, Professional, and Enterprise) designed for different club sizes and needs. Current plan names, monthly and annual fees, and any per-court add-on charges are published on our pricing page.

All prices are in Turkish Lira (TL). Annual plans offer a discount compared to monthly billing; the applicable discount rate is shown on the pricing page.

5.2 Plan Features

Each Subscription Plan includes a specific set of features and usage limits. A detailed comparison of plan features and current pricing is available at merkezkort.com.tr/pricing. The Company reserves the right to modify plan features with thirty (30) days prior notice.

5.3 Billing and Payment

• Billing Cycle: Subscriptions are billed in advance on a monthly or annual basis, depending on the billing frequency selected by the Customer.
• Payment Methods: Accepted payment methods include credit card and bank transfer (EFT/havale). Credit card payments are processed automatically on each billing date.
• Currency: All payments are denominated in Turkish Lira (TL).
• Invoicing: Electronic invoices (e-fatura) are issued in accordance with Turkish tax regulations and delivered to the email address on file.

5.4 Late Payment

If payment is not received within seven (7) days of the due date, we may suspend access to the Service. If payment remains outstanding for thirty (30) days, we reserve the right to terminate the subscription. Late payments may be subject to interest at the maximum rate permitted by Turkish law.

5.5 Price Changes

We reserve the right to modify subscription pricing. Any price changes will be communicated at least thirty (30) days in advance and will take effect at the start of the next billing cycle following the notice period.

5.6 Taxes

All fees are inclusive of Value Added Tax (KDV) as required under Turkish law. The Customer is responsible for any other applicable taxes or duties in their jurisdiction.

6. Cancellation and Refunds

6.1 Cancellation by Customer

You may cancel your subscription at any time through your Account settings or by contacting us at info@merkezkort.com.tr. Upon cancellation:

• Monthly Plans: The subscription will remain active until the end of the current billing period. No prorated refunds will be issued for the remaining days in the billing cycle.
• Annual Plans: The subscription will remain active until the end of the current annual term. Refunds for unused months may be issued at the Company's discretion, minus a ten percent (10%) early termination fee.

6.2 Data After Cancellation

Upon cancellation or expiration of a subscription, Customer Data will be retained for a period of thirty (30) days, during which the Customer may request an export of their data. After this retention period, Customer Data will be permanently deleted in accordance with our Privacy Policy.

6.3 Refund Policy

Refund requests must be submitted in writing to info@merkezkort.com.tr within fourteen (14) days of the charge in question. Refunds are evaluated on a case-by-case basis. The Company is not obligated to provide refunds except where required by applicable law, including but not limited to the Turkish Consumer Protection Law (Law No. 6502).

6.4 Chargebacks

If you initiate a chargeback or payment dispute, we reserve the right to immediately suspend your Account pending resolution. Fraudulent chargebacks may result in permanent Account termination and legal action.

7. Intellectual Property

7.1 Company Intellectual Property

The Service, including all software, algorithms, designs, user interfaces, text, graphics, logos, trademarks, and other materials, is the exclusive property of MerkezKort and is protected by Turkish and international intellectual property laws. Nothing in these Terms grants you any right, title, or interest in the Service, except for the limited right to use the Service in accordance with these Terms.

7.2 Customer Data Ownership

The Customer retains all ownership rights in and to the Customer Data. By using the Service, you grant us a limited, non-exclusive, worldwide license to use, process, and store the Customer Data solely for the purpose of providing and improving the Service.

7.3 Feedback

If you provide us with any suggestions, ideas, enhancement requests, feedback, or recommendations ("Feedback"), you hereby assign to us all rights in such Feedback and agree that we shall have the right to use and exploit such Feedback without restriction or obligation to you.

7.4 Third-Party Intellectual Property

The Service may incorporate third-party software and services. Such third-party components are subject to their respective license terms, which we will make available upon request.

8. Privacy and Data Protection

8.1 Privacy Policy

Our collection, use, and disclosure of personal data is governed by our Privacy Policy, available at merkezkort.com.tr/privacy. By using the Service, you acknowledge that you have read and understood our Privacy Policy.

8.2 Data Processing

We process Customer Data in accordance with the Turkish Personal Data Protection Law (KVKK, Law No. 6698) and, where applicable, the EU General Data Protection Regulation (GDPR). We act as a data processor with respect to Customer Data and as a data controller with respect to Account information.

8.3 Data Security

We implement commercially reasonable technical and organizational measures to protect Customer Data against unauthorized access, alteration, disclosure, or destruction. Details of our security practices are described in our Privacy Policy.

8.4 Data Location

Customer Data is stored on servers located in Turkey and/or the European Economic Area. We will not transfer Customer Data to jurisdictions outside of these regions without the Customer's prior written consent, except as required by applicable law.

9. Limitation of Liability

9.1 Disclaimer of Warranties

THE SERVICE IS PROVIDED ON AN "AS-IS" AND "AS-AVAILABLE" BASIS WITHOUT WARRANTIES OF ANY KIND, WHETHER EXPRESS, IMPLIED, OR STATUTORY. TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, WE DISCLAIM ALL WARRANTIES, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT, AND ANY WARRANTIES ARISING FROM COURSE OF DEALING OR USAGE OF TRADE.

9.2 Limitation of Damages

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT SHALL MERKEZKORT, ITS DIRECTORS, OFFICERS, EMPLOYEES, AGENTS, OR AFFILIATES BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, INCLUDING BUT NOT LIMITED TO LOSS OF PROFITS, LOSS OF DATA, LOSS OF BUSINESS OPPORTUNITY, OR LOSS OF GOODWILL, ARISING OUT OF OR IN CONNECTION WITH THE SERVICE OR THESE TERMS, REGARDLESS OF THE THEORY OF LIABILITY AND EVEN IF WE HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

9.3 Maximum Liability

OUR TOTAL AGGREGATE LIABILITY ARISING OUT OF OR RELATING TO THESE TERMS OR THE SERVICE SHALL NOT EXCEED THE TOTAL FEES PAID BY THE CUSTOMER DURING THE TWELVE (12) MONTHS IMMEDIATELY PRECEDING THE EVENT GIVING RISE TO THE CLAIM.

9.4 Essential Purpose

The limitations of liability set forth in this section shall apply even if any limited remedy provided herein fails of its essential purpose.

9.5 Exceptions

The foregoing limitations of liability shall not apply to liability arising from the Company's willful misconduct or gross negligence, unlawful processing of personal data in violation of applicable data protection laws, or any liability that cannot be excluded or limited under applicable mandatory law, including non-waivable rights under consumer protection legislation.

10. Service Levels

10.1 Uptime Target

MerkezKort targets a service availability of ninety-nine point five percent (99.5%) measured on a monthly basis, excluding scheduled maintenance windows and force majeure events.

10.2 Scheduled Maintenance

Scheduled maintenance will be performed during off-peak hours (typically between 02:00 and 06:00 Turkey Time, GMT+3) and will be communicated at least forty-eight (48) hours in advance via email and in-app notification.

10.3 Service Credits

If the Service availability falls below 99.5% in any given calendar month (excluding scheduled maintenance and force majeure events), affected Customers on Professional and Enterprise plans may request a service credit as follows:

• 99.0% -- 99.5% availability: 5% credit of that month's subscription fee
• 95.0% -- 99.0% availability: 10% credit of that month's subscription fee
• Below 95.0% availability: 25% credit of that month's subscription fee

Service credit requests must be submitted within thirty (30) days of the affected period. Service credits are non-transferable and may only be applied to future subscription fees.

10.4 Support

Customer support is available via email at info@merkezkort.com.tr. Response times vary by Subscription Plan:

• Starter: Best-effort response within 48 business hours
• Professional: Response within 24 business hours
• Enterprise: Response within 8 business hours, with dedicated account manager

10.5 Backup and Data Recovery

Customer Data is backed up on a regular basis using commercially reasonable backup procedures. In the event of data loss due to a system failure attributable to MerkezKort, we will use commercially reasonable efforts to restore Customer Data from the most recent backup. MerkezKort does not guarantee that all data can be recovered in every circumstance and strongly recommends that Customers maintain their own data exports.

11. Termination

11.1 Termination by Customer

You may terminate this Agreement at any time by canceling your subscription as described in Section 6.

11.2 Termination by Company

We may terminate or suspend your Account and access to the Service immediately, without prior notice or liability, if:

• You breach any material provision of these Terms;
• Your payment is overdue by more than thirty (30) days;
• You engage in fraudulent, illegal, or harmful activity;
• We are required to do so by law, regulation, or order of a court or governmental authority;
• We cease to offer the Service (with at least ninety (90) days prior notice).

11.3 Effect of Termination

Upon termination of this Agreement:

• Your right to access and use the Service will immediately cease;
• You remain liable for any outstanding fees or charges incurred prior to termination;
• Sections 1 (Definitions), 7 (Intellectual Property), 8 (Privacy and Data Protection), 9 (Limitation of Liability), 12 (Dispute Resolution), 13 (Force Majeure), and 15 (General Provisions) shall survive termination;
• Customer Data will be handled in accordance with Section 6.2.

12. Dispute Resolution

12.1 Governing Law

This Agreement shall be governed by and construed in accordance with the laws of the Republic of Turkey, without regard to its conflict of law provisions.

12.2 Jurisdiction

Any dispute, controversy, or claim arising out of or relating to this Agreement, or the breach, termination, or invalidity thereof, shall be submitted to the exclusive jurisdiction of the courts and enforcement offices of Istanbul, Republic of Turkey.

12.3 Consumer Rights

Nothing in this section shall limit the rights of users who qualify as consumers under the Turkish Consumer Protection Law (Law No. 6502). In consumer disputes, Consumer Arbitration Committees or Consumer Courts shall have jurisdiction as determined by the applicable dispute amount thresholds set by the Ministry of Trade.

12.4 Amicable Resolution

Before initiating any formal legal proceedings, the parties agree to attempt in good faith to resolve any dispute through direct negotiation for a period of not less than thirty (30) days from the date of written notice of the dispute.

13. Force Majeure

Neither party shall be liable for any failure or delay in performing its obligations under this Agreement to the extent that such failure or delay results from circumstances beyond the reasonable control of the affected party, including but not limited to natural disasters (earthquakes, floods, fires), acts of war or terrorism, epidemics or pandemics, government actions, sanctions, or regulations, power outages, internet or telecommunications infrastructure failures, cyberattacks or distributed denial-of-service attacks, labor disputes, strikes, or lockouts, and changes in applicable laws or regulations. The affected party shall promptly notify the other party of the force majeure event and use commercially reasonable efforts to mitigate its effects. If a force majeure event continues for more than sixty (60) days, either party may terminate this Agreement upon written notice to the other party.

14. Modifications to Terms

14.1 Right to Modify

We reserve the right to modify these Terms at any time. Material changes will be communicated to you at least thirty (30) days in advance through one or more of the following methods: email notification to the address associated with your Account, in-app notification, or a prominent notice on our website.

14.2 Acceptance of Modified Terms

Your continued use of the Service after the effective date of any modification constitutes your acceptance of the modified Terms. If you do not agree with the modified Terms, you must discontinue use of the Service and cancel your subscription before the changes take effect.

14.3 Non-Material Changes

Non-material changes, such as typographical corrections, formatting adjustments, or clarifications that do not alter the substance of these Terms, may be made without prior notice.

15. General Provisions

15.1 Entire Agreement

These Terms, together with the Privacy Policy and any applicable order forms or service agreements, constitute the entire agreement between you and MerkezKort with respect to the Service and supersede all prior or contemporaneous communications, proposals, and agreements, whether oral or written.

15.2 Severability

If any provision of these Terms is found to be invalid, illegal, or unenforceable by a court of competent jurisdiction, such provision shall be modified to the minimum extent necessary to make it valid and enforceable, or if modification is not possible, shall be severed from these Terms. The remaining provisions shall continue in full force and effect.

15.3 Waiver

The failure of either party to enforce any right or provision of these Terms shall not constitute a waiver of such right or provision. Any waiver of a breach of any provision of these Terms must be in writing and signed by the waiving party, and such waiver shall not be construed as a waiver of any subsequent breach.

15.4 Assignment

You may not assign or transfer this Agreement or any rights or obligations hereunder without our prior written consent. We may assign this Agreement without restriction, including in connection with a merger, acquisition, corporate reorganization, or sale of all or substantially all of our assets. Any attempted assignment in violation of this section shall be null and void.

15.5 Notices

All notices under this Agreement shall be in writing and shall be deemed given when delivered by email to the addresses specified in the Account settings (for notices to the Customer) or to info@merkezkort.com.tr (for notices to the Company). Notices shall be deemed received on the date of transmission if sent by email.

15.6 Independent Contractors

The relationship between the parties is that of independent contractors. Nothing in these Terms shall be construed as creating a partnership, joint venture, employment, or agency relationship between the parties.

15.7 Third-Party Beneficiaries

These Terms do not confer any rights or remedies upon any person or entity other than the parties hereto, except as expressly provided herein.

15.8 Headings

The section and subsection headings in these Terms are for convenience of reference only and shall not affect the interpretation or construction of any provision hereof.

15.9 Language

These Terms are drafted in the English language. A Turkish-language version of these Terms is also available at merkezkort.com.tr/terms. In the event of any conflict between the English version and the Turkish version, users may rely on the version in the language in which they originally accepted the Terms.

15.10 No Third-Party Software Liability

MerkezKort integrates with certain third-party services and payment processors. We are not responsible for the availability, accuracy, or performance of third-party services. Your use of any third-party service is subject to that provider's own terms and conditions.

16. Contact Information

If you have any questions, concerns, or requests regarding these Terms of Service, please contact us at:

Alho Yazılım ve Ticaret Limited Şirketi Ankara, Turkey Email: info@merkezkort.com.tr Website: merkezkort.com.tr

By using the MerkezKort Service, you acknowledge that you have read, understood, and agree to be bound by these Terms of Service.