If you're going to use it to generate leads for your "investing club" I'm going to put the dangers and risks close by so at least the small investor you're pursuing for these ventures knows there is more here than meets the eye. 

Eyes wide open acceptance of the risk is needed. 

Also remember it will take time to get them done, during which the home is vacant and not on the market.People shop with their eyes-so many don't care about stuff that is really important (plumbing, electrical, roof, etc). 

I'd keep her but keep an eye on the mess.

Seems that way in the business of Land Flipping...which is a red flag in my eyes...maybe it's not a part of the real estate sector I need to get into. 

Keep an eye on the market, maintain good tenant relations, and consider diversifying for future investments.

I wanted to try something different because I receive a lot of similar letters and postcards for all my properties, that doesnt catch my eye much.For the cold calling, we use mojo dialer which has a built in crm and the power dialer.

"Viable business model" is in the eye of the beholder.Mold can only be detected through a lab test.

She has been in the business for well over 13 years, has strong negotiation skills, and a good eye for what clients are looking for.

I would say the key to buying tax defaulted parcels is really having a trained eye in looking for development constraints.