If the lease is in writing, Texas law requires a landlord to provide the tenant with a copy of the lease within 3 business days of signing. Make a checklist of the condition of the property and any furnishings when you move in.(Most properties will provide you with an inventory and condition form). You will complete a rental application and pay a non-refundable application fee to cover the cost of verifying your credit, rental history, etc. Applicant's name (as listed on proof of identification). Applicant's former last name (if applicable). E-mail. An application must be filled out for every tenant over the age of 18. They do not need to fill out the property address, rent, landlord info, etc. The unit number of the apartment you are seeking to lease;. The amount of the security deposit;.