Name of Project: Contract No: Contractor: Effective Date. The following is a list of some documents that may be recorded if they meet all requirements, and a description or definition of each document.Forms ; ADOPT-230, Adoption Expenses ; ADOPT-310, Contact After Adoption Agreement ; ADOPT-315, Request to: Enforce, Change, End Contact After Adoption Agreement. This Addendum is intended for use in the City of Oakley. Please also review the separate Contra Costa. Edit, sign, and share contra costa purchase agreement addendum online. No need to install software, just go to DocHub, and sign up instantly and for free. The cost to County of completing Contractor's performance shall be deducted from any sum due Contractor under this Contract, without prejudice to County's. Exhibit B – Not Used. Exhibit B – Not Used.