Every investment sponsor is different.  

Sponsor in these deals in my mind is far more important than the deal.. there are deals everywhere that's not hard to do.. finding qualified ( VERY EXPERIENCED) sponsors who have been through many economic cycles is hard to do.

If you are confident in your numbers and that the $10k back at closing will sponsor the improvements need to begin raising rents then you shouldn't have cold feet.You may have some difficulty raising the rent $100 out of the gate but then again there may be some tenants you would rather move out...If you are happy with the current tenants I'd look for a way to stagger or amount...not all at once.

The Conventional Rules For a Cash Out LoanFannie Mae and Freddie Mac are the Government Agencies that sponsor conventional lending.

I’m seeing a lot of Multi-family offerings available through various sponsors.

Develop some kind of outsized persona.Sophisticated family offices, institutions, and high net worth investors do not invest with sponsors based on their being boisterous, braggadocios, and having out-sized personas. 

Instead of time and money on direct mail, maybe think about sponsored posts online and signs.

@James Wright5-10 years is when most syndicated funds mature/liquidate.It is normally beneficial for both parties(sponsor + investors) for this time period.Investors are able to to formulate a timeline of when they will receive all their cash-flow.

Sponsoring syndicated investments?

@Neil CopelandYour LLC does not qualify to sponsor a Solo 401(k).