If you choose to use a model, you should check this decision. For example, it may be economically useful to use a model for a new and untested service. However, if the service starts earning large sums of money, you should ask a lawyer to check, advise and update the document. Clues. Unless otherwise stated in this Agreement, all legal instructions must be addressed to the Customer in writing at each address of the customer in the relevant order and all legal information addressed to BQE Software must be addressed in writing to the address listed below. These communications take effect (a) in the event of personal notification, b) on the declared delivery date, when they are sent by a recognized international courier or night courier, or (c) five (5) working days after sending by written or certified mail (or ten (10) days for the international post office), requested discount, all fees paid in advance. The termination of this contract or a subscription initiated by a customer should be forwarded to BQE Software`s after-sales contact. For clarity reasons, orders, invoices and other documents related to the processing and payment of orders are not legal indications and can be delivered electronically in accordance with standard ordering procedures for BQE software and customers. BQE Software can also announce it through a general communication on the BQE software website for BQE Software`s customer service.