As soon as an opportunity arises, either through your business development work or as an invitation to tender, you should question it in terms of:
Proposal writing can be a daunting task. With its unforgiving deadlines, it is a complex process, the outcome of which can have a huge impact on the business.
A surprisingly high number of companies work on bid documents then decide not to submit them. A bid / no-bid decision made at an earlier stage could save you time and energy.
Tender material should be recycled whenever possible because this is an efficient use of your resources. To reuse it successfully, however, you must check the relevance of the material to the new tender, and ensure it is tailored to the requirements of the new customer.