Referring to problem beow, during contract negotiations between company Q and company Z, you, as project manager for the subcontractor, are sitting in your office when the phone rings. It is company Q requesting information to support its negotiation position. Should you provide the information? You are a subcontractor to company Z, who in turn is the prime contract to company Q. Before any design review or technical interchange meeting, company Z requires that they review all material to be presented both in-house and with company Q prior to the meeting. Why would a situation such as this occur? Is it beneficial?  

You are a subcontractor to company Z, who in turn is the prime contract to company Q. Before any design review or technical interchange meeting, company Z requires that they review all material to be presented both in-house and with company Q prior to the meeting. Why would a situation such as this occur? Is it beneficial?