This Contract starts on. , 20 and ends one year from this date. 9.A one time showing agreement can give an agent permission to enter the sale, it does not conform to contracts we accept for entry. A Commission Agreement for Sale is used for one-time showings of real estate so a Realtor can show a home to a prospective buyer and be paid a commission. Both types of listings are addressed within one form. In this video, we will go over everything you need to know about Minnesota real estate purchase agreements. Blank Purchase Agreement to fill out to make an offer on the property? Forms are state specific because real estate laws vary significantly from state to state. In this video, we will go over everything you need to know about Minnesota real estate purchase agreements. For instance, a listing contract and a purchase agreement are both bilateral contracts.