1. Service Delivery: MY COMPANY Information Systems provides IT infrastructure support services in accordance with the Professional Schedule service and all subsequent schedules of the parties. Each timeline indicates the nature of the services to be provided and the fees associated with them. The fee can be changed by MY COMPANY Information Systems after notification to the customer. All estimates for hourly or daily billing of the work are used only for informational purposes; The customer agrees to pay for the services actually provided by MY COMPANY Information Systems at the stated price. . 2. Fee and payment: The customer agrees to pay all the fees listed in each calendar. All payments are made in U.S. dollars and are due after receiving the corresponding invoice from the customer.