All changes, additions and clarifications to the wording of the TOR must be agreed with the customer and approved by them. The original task is issued by the requester. The main reasons that make them contact the developer are the customer's lack of relevant expertise or limited resources (lack of time to solve the problem, the necessary number of people, equipment).
Properly drafted Technical requirements for APCS is key to the successful implementation of any project, so our company develop tors is performed only by leading specialists of the company and in close cooperation with the customer. As a rule, the TOR is compiled based on the results of a preliminary survey, technical and economic calculations, etc.