I’ve bought some houses with 0% interest for a year credit cards and a few with consumer lines of credit from banks.

When you invest in one a month (like we do), they form a classic bell curve over time, averaging stronger returns than the stock market. 

How affective are physical mail cards with deal machine?

I don't take credit cards but I believe stripe does.   

I do direct booking through the Houfy website, taking credit card payment by Square. 

Hi Devin, Have you ever considered that instead of America needing smaller homes that are more affordable, that America needs more higher paying jobs so that people can live the actual American dream versus having to settle for less and less and less (Has George Carlin pointed out in his classic speech about this). 

Look at what high interest credit cards you can get rid of, pay down, or move to zero interest promotion cards for say 15 months etc.

While you save up work on building up your credit history with a credit card.

Should We:Sell, take advantage of the capital gains law, move, and pay the mortgage off on the new house, credit cards, etc…?

If I recall correctly, Rent Redi even gives them the option to pay using a credit card.