View the forms library. A master purchase agreement is a legally binding contract between buyer and seller, and typically relates to buying and selling goods rather than services.We will let you know if you need to fill out any of the application supplements . Documentation necessary to carry out the foregoing in form and substance acceptable to the Deputy. Items marked. "(p.o. C.)" were paid outside the closing; they are shown here for informational purposes and are not included in the totals. 401. At any time after the.