# Why do I need a payment card to book services? Whenever we ask you to provide any personal data, it's done to make sure we can keep Discontract running smoothly, make awesome improvements as needed, and guarantee our users' safety. The aim of Discontract is to help you find – in a much easier and convenient way – professional services to take care of all your home and office tasks. That's also why we'll also ask you to provide your payment card details. This information is needed to confirm your order as a security measure for both the customer and the pro, as well as a seamless payment guarantee for any services received. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://help.discontract.com/en/for-clients/booking-services/why-do-i-need-a-payment-card-to-book-services.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.