I would pick 3 gc's off of google with good reviews and go from there 

is the 1150 with all bills paid market value or under market value? 

What would you offer - or how would you craft an offer so this deal works. Property is currently under contract with a wholesaler for $185,000. Tenant is paying $1300 a month; market rents are $1800. With $30,000 in r...

That's 1st value point I don't see being accounted for here. 

**Customization Options:** Early buyers can often choose finishes and layouts and pick the floorplans and floors they love the most, adding personal value.3.

Recommend searching for them and reading the reviews

But just recently the city of Milwaukee did an annual assessment of that property and went up 30k in value. 

When there is no realtor involved, it could be fine, but it could be disguising the fact that there would be fraud going on or that the purchase price doesn't equal market value (i.e. two related people selling a property one to another at an inflated value, etc.)

Also, if you're paying less than fair market value, you may need to be careful regarding gift taxes. 

Here are some Propstream filters that a lot of my investor clients have found helpful: VacantNon-Owner OccupiedHigh EquityOff Market# Years of Ownership, Minimum 5 YearsMaximum Value = Median House Price for Entire MarketOwnership Type = Individual & TrustSingle Family homesYear Built Before 2000Minimum 3 Bedroom, 2 BathroomThese can be great opportunities.