If I invest funds from my Roth Solo 401k into a bank savings account that allows me to open the account in the trust's name with the trust EIN, and the bank issues me a 1099-INT at year end, will this 1099 create an issue or confusion with the IRS? 

At closing you should receive:   signed promissory noterecorded trust deed/mortgageTitle insurance policyInsurance policy (if any)Copy of Deedpayment historyOnce you get the AOM, record it with the local county.  

When it comes to working with sellers, it's more the trust you establish with each other that counts.

Again, this is why you need a really solid syndication attorney when you are working on these deals.Syndication is not easy, but it can be extremely lucrative.  

I understand that I could use leverage to acquire more properties but that is not extremely enticing for me.

I would love to chat regarding my horror stories :)  Yes I know the Oakland market extremely well....

Which makes me wonder why here in Los Angeles there is an extreme housing shortage, rents are going through the roof, the state recently passed an law making Accessory Dwelling Units easier to build in an effort to mitigate the the housing shortage, property values are at a level at or above the housing bubble peak. 

But it's going to be riskier not being local, you'll have to have team members you trust more than you trust your family, and if you are a new investor...that's really jumping into the deep-end.Again, doable.

They are insanely  expensive,  outside of london does present a few opportunities but  recent changes in regulations has created an extremely unfriendly environment for small investors. 

Many lenders want 6 to 12 months seasoning if doing cash out for ARV rather than just value put in.Well I'm only pulling out what I put in. in my market, it's extremely hard to buy and rehab for less than 75% LTV anyway so waiting 6 months usually nets me very little extra (~2K) so it's not worth it for me.