What Do You Need to Make an Offer on a House? If you believe the market value of your property is incorrect, you have the right to protest that value.The deadline to file your protest is May 15. Get Your Cash Offer And Sell Your San Antonio House Without An Agent Today. Today we are going to talk about how to fill out a trek one to four offer. Fill out the form and we will get back to you within 24 hours. Get a fair offer if you want to sell your house as-is in Bexar County and surrounding areas. How is my property value determined? What are some exemptions? Under Business Personal Property Forms, select Personal Property Rendition.