Generally a job offer letter will show your new salary and that will help that you will be financially able to pay rent. Learn how to fill out a rental application, what information is required, and what you will need to provide to secure your next place.THE APPLICATION FEE IS NON-REFUNDABLE AFTER SUBMISSION! Multiple applications may be taken for the same property, the most qualified applicant will be selected. Most Texas rental applications require proof of income, which can include pay stubs, bank statements, tax returns, or an offer letter. The most important source of information about your relationship with your landlord is your rental agreement, whether it is written or oral. The most important source of information about your relationship with your landlord is your rental agreement, whether it is written or oral. Most Texas rental applications require proof of income, which can include pay stubs, bank statements, tax returns, or an offer letter. Haven for Hope is a place of hope and new beginnings for people in Bexar County who are experiencing homelessness.