I constantly see investors buying up HOA liens at the foreclosure auction and wonder what is the reason? If they had no mortgage or a low balance on the mortgage, I would understand. Most times they are way under wate...

Back in March 2013, BiggerPockets and J Scott collaborated to release two books -- The Book on Flipping Houses and The Book on Estimating Rehab Costs (check them out here if you haven't already). As part of the book ...