They would pay all utilities and maintenance on the property and provide 2 months security deposit. 

If I need to undergo a colonoscopy to determine if a lender makes a 30 year loan to people with an 815 FICO at 85% LTV with an in place tenant and monthly income of $1400 with a market value of $125,000, or if you can't tell me any interest rate info until I submit my tax returns to you...

If so, you could consider renting by the room to increase your gross monthly rent.

If we purchases a home as an investment property, build a DADU, and sell the home and DADU (around 12 months after the purchase), what's the best strategy for tax saving?

You don't need to know everything to get started; you need a foundation to build on and the rest will come through experience and then refining your education.You can build a basic understanding of investing in 3-6 months.

For the first 2 months I gave him the benefit of the doubt.

Specifically, I'm thinking about getting properties which ideally satisfy the 2% rule or at least are significantly above the 1% rule (ratio of monthly rent to purchase price + renovation cost).Given these goals and the fact that my constraints, I have the following questions:a) Which markets are best to look at ?

Hi Ashley, Most DSCR lenders will require documented rehab to cash out on the new appraised value, with less than 6 months seasoning.

Originally I listed the property for rent around $1,700/month and the interest was very low.

Are those free to use or do I have to sign up and pay monthly?