PLEASE READ:  Texas law requires all real estate licensees to give the above Information about Brokerage Services (IABS) to prospective buyers, tenants, sellers and landlords.
http://www.trec.state.tx.us/pdf/contracts/op-k.pdf

Texas Real Estate Commission Consumer Protection Notice
http://www2.trec.state.tx.us/TrecInternet/Uploads/Draft/CN%201-2..pdf