Terms and Conditions

YADM Tool / SaaS by Proost Consulting bv

Last updated: 26/02/26

1. Company Identification

These Terms and Conditions (“Terms”) govern the use of the web application YADM operated by:

Proost Consulting bv
Private limited liability company (besloten vennootschap – BV)
Registered office: Brussels, Belgium
BCE/KBO: BE0792.699.935 VAT number: 0792.699.935

2. Definitions

• YADM: the web application for modelling made available by Proost Consulting bv
• User: any natural or legal person using YADM as guest with or without an account
• Registered Account: an account in trail or paid status that has one user that can use the application. Mainly intended for consumers (B2C)
• Organization Account: an account in trail or paid status that has an organization admin and can have multiple users linked to this organization. Mainly intended for business customers (B2B)
• Consumer: a natural person acting for their professional activity
• Business Customer: a legal entity or natural person acting for professional purposes

3. Scope and Acceptance

3.1 These Terms apply to all access to and use of the YADM application.

3.2 By creating an account and/or subscribing to a paid plan, the User confirms acceptance of these Terms.

3.3 Separate rules apply depending on whether the User subscribes as:

1. a Consumer (Registered Account), or
2. a Business Customer (Organization Account)

Mandatory consumer protection rules apply regardless of any conflicting provision.

4. Description of the Services

4.1 YADM provides online modelling for the DEMO modelling style. Version 2 and 3 are supported.

4.2 Features

Here is an overview of features covered as a) guest user, b) registered account c) registered organization:

4.3 Proost Consulting bv reserves the right to update or modify YADM to improve functionality, security, or compliance.

4.4 Proost Consulting bv reserves the right change the features (current, and new) according to the account types.

Downgrading: Removing features from your current plan will only come into effect after your current subscription is renewed. Unless if the feature has a high security risk.

New features: Adding new features can be added automatically to your current plan, or can only become available in a higher or lower tier plan.

4.5 Security updates to current features in your plan will be rolled out automatically.

5. Account Creation and Use

5.1 Users must provide accurate and complete information when creating an account.

5.2 Login credentials are personal and must be kept confidential.

5.2.1 Your personal User password is used to encrypt/decrypt your models and are not recoverable.

5.3 The User is responsible for all activity occurring under their account.

6. Pricing, Payment, and Invoicing

6.1 Prices are displayed in EUR and include VAT where applicable.

6.2 Subscriptions are billed after registration on an annual basis

6.3 Payment must be made with a bank account to the Belgium bank account stated on the invoice.

6.4 Failure to pay may result in suspension or termination of access. And deleting of your files.

7. Subscription Duration, Renewal, and Termination

7.1 Registered Account & Organization Account

• After registration (Personal or Organization account) your account is activated immediately. You can start using all features during a 14 day grace period. During this 14 days Proost Consulting bv will send you an invoice for your annual account.
• If the invoice is not paid within 14 days your account will be suspended, unless stated otherwise.
• If your account is one month (or longer) suspended your account and data will be deleted from our system.
• Subscriptions don’t renew automatically
• Subscriptions need to be renewed on an annual basis. This is done by paying your new annual invoice.
• Consumers may cancel at any time via their account settings, effective at the end of the current billing period.

• Early termination may result in loss of remaining subscription fees unless otherwise agreed.

8. Right of Withdrawal

8.1 Consumers have the legal right to withdraw from the contract within 14 days of registration without giving any reason.

8.2 If the Consumer access his/her YADM account after during the withdrawal period, they expressly:

• Consent to the immediate performance of the service, and
• Acknowledge that the right of withdrawal is lost once the service has begun.

9. Conformity and Legal Warranty

9.1 YADM must conform to the contract in accordance with EU Directive 2019/770 and Belgian law.

9.2 In case of lack of conformity, the Consumer is entitled to appropriate remedies (repair, replacement, price reduction, or termination).

10. Intellectual Property

10.1 All intellectual property rights relating to YADM remain the exclusive property of Proost Consulting bv or its licensors.

10.2 Users receive a limited, non-exclusive, non-transferable licence to use YADM during the subscription period.

10.3 No rights are transferred beyond those strictly necessary for use of the service.

10.4 All models and data stored under the user account is fully (intellectual) property of that user. Proost Consulting bv can’t claim any legal rights or licenses to this work.

11. Acceptable Use

Users agree not to:

• Misuse the Application other then creating models
• Creating fake accounts
• Storing non compiled data in your account
• Storing unnecessary large files
• Reselling accounts to 3th parties
• Attempt unauthorized access
• Generate a lot of login, email events that do not correspond with normal behaviour
• Use of not approved systems to connect to YADM
• Interfere with security or performance
• Hammering the API / server
• Brute force API / Webserver / email server
• Testing the security
• Use the service in violation of applicable laws

Proost Consulting bv may suspend or terminate access in case of violation.

12. Liability

12.1 General

Proost Consulting bv is liable only for damages caused by gross negligence, wilful misconduct, or mandatory legal obligations.

12.2 Consumers (B2C)

Nothing in these Terms limits or excludes liability that cannot be excluded under Belgian or EU consumer law.

12.3 Business Customers (B2B)

Liability is limited to the amount paid by the Business Customer in the 6 months preceding the damage, except in cases of fraud or intentional misconduct.

13. Data Protection

Personal data is processed in accordance with the GDPR and Belgian data protection law. Details are provided in the Privacy Policy, which forms an integral part of these Terms. Users can log in to their YADM account and use the "Delete my account" option under Profile to delete all data and personal information from our systems.
To correct data, please contact us.

14. Amendments to the Terms

14.1 Proost Consulting bv may amend these Terms.

14.2 Users will be informed in advance of material changes.14.3 Continued use of the Application after changes take effect constitutes acceptance.

15. Applicable Law and Jurisdiction

15.1 These Terms are governed by Belgian law.15.2 For Consumers, disputes may be brought before the competent courts under consumer protection rules based in Bruges or Antwerp.15.3 For Business Customers, exclusive jurisdiction lies with the courts of Bruges, Belgium.

16. Contact and Complaints

Users may contact Proost Consulting bv via the contact details above.Consumers may also use the EU Online Dispute Resolution (ODR) platform where applicable.