Given the low purchase price, the financing was straightforward and quick, allowing us to close on the same day we found the deal and sell it immediately for a profit.

So with mailers, you will ALWAYS target low-quality leads, because the high-quality leads, motivated sellers, do not wait for your mailer.Read my post here:https://www.biggerpockets.com/forums/93/topics/1215116-all-i...If you have more questions, ask away!

You could well to yoru relative so you/they avoid realtor fees, give them 5-10% in closing costs so they can walk in with low/no money down.

A simple house hack with cosmetic rehab will be the best low-risk high-return opportunity. 

If your occupancy is low.  

Saving up for a cushion is key, but remember, you can also explore low-down-payment loans like FHA to get started sooner.

The lease price seems absurdly low. 

Shingles from Lowes was about $1200.

Main thing here is your credit utilization rate: if you want to refi down the road, it is best to keep credit utilization as low as possible to keep your credit score up.

Rates were still low, we ended up getting 3.0% on our loan.