I for one built a simple chrome extension to see if the mortgage is less than rent and accordingly provide that information on every zillow listing page.

You haven't provided us with any information that would help us help you.My recommendation: do not sell a property unless you have a plan to invest it in another property that will perform better, or if selling will move you closer to your goals.If you don't have a firm plan, hold onto it until you do.

What is the experience of the group at performing this sort of development?  

Please have a look.Based on my extensive research:Success Rate: 70-80% for experienced investors; 50-60% for novices.Failure Rate: 20-30% overall, with 10-15% resulting in outright losses.I'm looking forward to your response and the response of any BP members who would like to weigh in.Quote from @Mark Cruse: Never used software.

It is therefore extremely important for you to know how to properly evaluate and choose a SAFE 1031 Exchange Qualified Intermediary for your 1031 Exchange transaction.You should always perform a careful and thorough due diligence review before making your final selection.

I'm wondering which company buys performing loans and what hurdles I might face?

Much of my career was focused on REO properties, during which I ran a parallel small business that handled property inspections and performed BPOs for banks.

The performance of the property management?

And yes, I know people will say "get her in contract if she wants the house and perform repairs" that would be the best scenario except At that point I was completely out of money.

Downtown Kansas City, Missouri has experienced $9+ billion in investment since 2001, including a new convention center and hotel, a state-of-the-art sports arena, a performing arts center, a new streetcar, and an eight-block restaurant and entertainment district (read more here).