Wra mmortgages, while they may bring along a seller for the ride, is essentially the only way to create income for the seller to offset the debt. 

It essentially said I trusted them to give me 10%, which as is probably clear by now, they aren't really a trustworthy organization.

Clear communication and legal safeguards are essential for a successful partnership.

It strips away the clutter and lets you focus on the essentials.

This is exactly why I believe that most people interested in actively participating in real estate (as opposed to just buying shares in REITs) biggest failure is that they want to skip the 12 - 36 months necessary to learn and experience real estate principles, real estate finance, and real estate law.  

There are a lot of books on note investing, which is essentially what you're talking about.

They are lawyers so can appeal through the whole process essentially for free.

Essentially you are creating future tax free income by being able to roll over these losses.If your income is between $100,000 and $150,000, a portion of that $150 loss is deductible and the rest rolls forward.If your income is less than $100,000, your loss is fully deductible - and THAT's the cool thing about rental income. 

Using your first property as collateral could help reduce the cash you need upfront, but it’s essential to weigh the risks and it's not really recommended specially if this will be your first.I recommend focusing on building reserves or seeking partnerships to fund flips.

I think what you are describing is essentially a data center Build to suit perhaps?