And if they refuse at first, they will often accept if you offer to pay the first few months of rent in advance. 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. Most Texas rental applications require proof of income, which can include pay stubs, bank statements, tax returns, or an offer letter. Filling out a rental application accurately and professionally is one way to make a positive first impression with a landlord. A job offer letter is also sufficient proof of income. Your landlord may ask for an income verification letter or proof of income letter. Here's how to write that letter of employment for renting. Most Texas rental applications require proof of income, which can include pay stubs, bank statements, tax returns, or an offer letter. Recent pay stubs (3 to 6 months); Tax returns (for self-employed applicants); Recent month's Bank statements; Employment verification letter.