It's all losing large amounts of money to be popular.

Some contractors weren't great about writing detailed invoices so in some cases all I have is a large check written to 'roof guy'.So.... question: is there alot of scrutiny from the IRS as to how you determine the basis?

I have extensive experience from build sites, all the way to large scale communities.

Actually,if you are talking about a large national bank like Chase they don't recognize that money as income until you show it on your tax return for two years to prove it is not once in a while income.Only smaller lenders will consider the money income but not right away,maybe 6 months.

Septic issues can be costly to remedy and if there are rules on how large a lot has to be to have its own Septic it could limit on how many more Mobiles you could put on the land.Since Mobile Homes do tend to have more issues than Stick Built, you could sell the Mobile and rent them the land.  

Here, they tend to be upper C neighborhoods with multi-families starting in the $50K range, unless you look at our Old West End District, which consists of C to B neighborhoods of large multifamily homes with beautiful architecture for sub-$100K prices.

If your newer, I'd recommend learning your market and nailing a few solid deals in your general area to gain experience before branching out over large scale distances.

Having been with an independent broker, a large unnamed national franchise and Keller Williams realty, KW wins the training hands down.  

It can take two solid years of prospecting, marketing and hard work to get really established in residential real estate, unless you have a large sphere of influence ready, willing, and able to give you business and referrals.

Not enough info.In CA, there are several types of probates based largely on the total gross value of the Decedent's estate or fractional interest in assets.