I might lose some money in that deal but lease it would be back to performing.Or I could go through with an foreclosure process and take the house.

You may lose your earnest money but you will not be forced to purchase the property.  

If you sell to an investor, they're also looking for a good deal and tax into consideration RE commissions and you might end up losing money on the deal.

They didn't have the funds to catch up the property so I added value to them by solving their problem of losing the home to tax sale and allowing them to stay put without forcing them to leave.

In my market, having a trendier floor equates to getting a lot more rent so I am not marrying myself to a floor for 20-30 years just to lose potential rent over time.

It steadily loses value until it is worthless.

How much money would you lose taking 1 day off from work?

The excess of tax deed purchase cost over the net realizable FMV of the land2.

It’s a matter of time is why I’m asking I don’t want to lose out on the house because I can’t show rental income yet for the first house.

JD Martin - agreed, you'd have to for any post-rental repairs.And yes, I can see how that would be a really great strategy if you were marketing to investors especially.Do you see any potential tax pitfalls where the IRS could still find you doing business as a ‘dealer’ versus ‘investor’ and you lose the tax preferential status?