When starting out in wholesaling real estate, it's important to use agreements that protect all parties involved while ensuring a smooth transaction process.

Should we sell this one and invest in a new one and start fresh?

Lots of info out there.  

Every adult must be screened and approved, period.Here's a detailed guide on how to screen applicants: Application Screening Guide

That's the opportunity.I also recommend engaging an 'investment focused' realtor (not the general residential ones) to guide you through the process and provide you with market intelligence. 

That’s what this community is for.

Currently in the middle of new floors, a new bathroom, new kitchen lay-out, new trim—after completing tons of demo.

When loans were called, was it due to specific triggers like delinquencies, insurance lapses, or low-interest rate portfolio loans held by smaller banks?

The information contained in this post is not to be relied upon.

This is useful information but much more useful would be a look at the pitfalls.