As a previously licensed mortgage banker, nmls 367500, it will depend on what kind of mortgage you are applying for. FHA is only 3.5% down with credit as low as 620 sometimes 580 but very rare. Conventional will need 5-15% down depending on credit and usually 640 min. The property will need to be FHA approved as well if you go that route. Tougher on condos townhouses. As a standard guideline, meaning this varies a bit. You will need 3 active headlines. Which It seems you have. Don't really think it's necessary to get more.