So my IRA puts up a fraction of the cost, the other party puts up the majority.But all profits are split 50/50.     

I don't know this company, I can't speak to them, but I can as to pooling money with other investors and accepting fractionalized security interests, not a good investment approach, in some states it's illegal on the street level, I understand it's allowed in Cali, being allowed isn't an assurance of it being a good idea.Welcome Todd, is that the company Terry inquired about?

I will use a fraction of this money towards a newer car and use the rest towards RE investing.

You will want to buy at a fraction of what you can afford so that you can still qualify for a mortgage on the next one.

Marketing and getting calls or leads is only a fraction of what needs to happen.

They are barely a fraction of a percentage compared to the swine flu. 

So maintenance expenses etc will be a lower fraction of total price.

This would be fractional ownership.

On a down -3% or -4% day on the major indices, many of the REITs are fractionally down if not green on the day.

If you bring someone on board to Keller Williams and they put your name down as the person that convinced them to join then you get a fraction of their commission split.