At CertSimple USA, LLC, we are here to make a tax certificate and other documents easy to find when you plan to buy a home in Dallas, Houston, San Antonio, Austin, and Forth Worth. ou need a title report that is going to show you that your new home has no issues with ownership, liens, or any other problems that would cause issues at the closing table. You also get an HOA estoppel when you need to know how much the HOA costs and what they expect of you as a homeowner.