I have heard that there was a group that met here in Temple each month, but I can't remember when or where. 

I would love to be able to buy a lot, build a new home on it then sell for a nice profit, but im curious to hear from you: how do you know when it is worth it?

If not a requirement, are the benefits of MIBOR membership worth the cost?

You can ID more than 3 properties but gets much more complicated and is not worth the complexity discussion on the first 1031 exchange. 

I have a SFH with a 3% interest rate, worth ~230k, have 53% equity. 

Completing a BRRRR deal as a first time homeowner is scary but worth it.

Will the costseg investment be worth it?

Not worth the risk of ruining the relationship if things go south

After a few times, the cycle has now become intentional and it seems to be a good balance to make all that work WORTH IT.

This could free up some capital that you might use for other investments or to strengthen your financial position.Down Payment Consideration: While putting down 50% can indeed provide positive cash flow and reduce interest costs, it's worth exploring other financing options.