He stopped paying on the properties.

Here are my thoughts on your question above. 

Please feel free to contact me for a full setup on these great development/investment opportunities.                                                                                                           

Places like Dallas and Plano many not have strict regulations yet, but seems like the community is firmly against STR, so that's probably not the side you want to be on.   

Also if you do share based raise you cannot issue distributions on a cost per share basis.

Options are to take out a loan for the 25% and just purchase or co-sign a multifamily or just co-sign on a SFH so they can get the 5% down, no loan needed, there wouldn't be any real benefit to me and my husband as we would be assuming the debt but we would be helping our kids out.

They will be able to give you insight on where they're seeing the most cash-flow, what pitfalls to avoid=, and maybe even help mentor you on your first few deals. 

I'm currently located in Northwest Arkansas (Walmart HQ) and just closed on my first flip a few weeks ago.

Is anyone getting good quotes on renewals? 

From the options available on a profile to "cancel" subscriptions https://www.biggerpockets.com/settings/subscriptions..False Option 1, "cancel Subscription":https://www.biggerpockets.com/before-you-goThe cancel button literally does thing.