Contract information for vendors to departments of the Commonwealth of Massachusetts. Resources for executing contracts, contact lists, forms, and policies.Know about: Information required before drafting the agreement; Essential clauses that need to be covered in an ecommerce vendor agreement. An updated version of the Standard Contract Form is now available and should be used for all new contracts. Gov or fax it to (617) 555-1234. Welcome to COMMBUYS, the official procurement record system for the Commonwealth of Massachusetts. Edit, sign, and share e commerce vendor agreement pdf online. No need to install software, just go to DocHub, and sign up instantly and for free. E) the City, with the agreement of the Vendor, may reduce the unit price for supplies or services or both specified in a. Head over to DocHub.