There is no statistics on how many investors bid on HUD homes illegally but they do investigate and catch those doing it It should not be a factor in your bidding  Their is all sorts of discussions on how much to bid on HUD homes.

That is an amazing statistic, Brian. 

We know from statistics that about 70% of the people will work with the first agent they meet.

@Christopher Munn  Kind of hard to answer because the correct direction has multiple pivot points I would take with more information  so I only tell you step oneFirst I would get another Hvac contractor opinion Let me cite some statistics in my own life 75% of the time in AC contractor goes into a tenants house and tells me that the thing needs to be totally replaced instead of fixed I find somebody else who tells me they can just fix it good enough. 

To seasoned investors/ syndicators and passive investors that invest in large multi family properties: What are the main statistics in the demographics that you look for?

It could be more or less than this number, but these are the general statistics.

Statistically about 50% of real estate investors hide behind LLCs.

That is an interesting statistic on flying hills because I don't think they have had any recent new sections but I could be wrong. 

Statistics show that the longer you send mailers out, the higher the likelihood that your competition stops sending their mailers.

I have no idea what your criteria is for a "good neighborhood" but, you can utilize neighborhood review sites like Niche, search news articles using Google News, use Bing/Google Maps to look at the area, lookup crime statistics, and also look at school rating sites to get an idea about any given area.