We have a single project for which we executed a B104 agreement. A free, downloadable contract template.We'll help you create a good contract that protects your work and sets clear expectations for every project. An architect agreement is a legal document that outlines the obligations and rights of the parties involved, typically in a development project. This Agreement is based closely upon the American Institute of Architects 1997 Edition of AIA Document A201, "General Conditions of the Contract for.