Foundations of Law - Contracts for the Sale of Real Property
If the property is sold, then the broker will collect a commission, which is usually a percentage of the purchase price, from the seller.
The CPAs Guide to Financial and Estate Planning - Vol 3
This section provides that the value of property is determined without regard to any option, agreement, or other restriction on the right to sell or use
Purchase and Sale Agreement - SEC.gov
THIS PURCHASE AND SALE AGREEMENT (this Agreement) is made to be effective as Real Property shall mean the real estate legally described in Exhibit A