They want to see 2yrs of property rents reported on my taxes to include the rental income in my debt to income ratio.Additionally, the bank is taking ~3+ months to complete a closing and I keep having to produce this massive packet of paperwork to get the underwriting done. 

Do you think this will make the value of properties go up because now it is essentially cheaper to buy a home? 

1) yes2) yes3) it depends typically 75-120 days, assuming someone competent is handling the paper work/negotiations with the.

And what experiences and knowledge are essential to being successful as a Sponsor of a syndicate?

They are clearly being hired by someone to essentially cold call/lead generate. 

Essentially, the FHA is a lower down payment but conventional is lower PMI and if I remember correctly the PMI for conv. goes away after a certain LTV while it never does for FHA.

What you are referring to is essentially syndication, if you are planning to raise capital in return for equity.

If it says SFR then you need to figure out what the requirements are to make deconvert to a duplex i.e, number entrances/exits, ceiling height, etc.It may be as easy as filing some paperwork, but you need to do some more research first. 

Essentially, the same way that you would get them with smaller deals, but by dealing with savvy investors that won't typically have the same urgency that many smaller property owners do. 

However when I spoke to a mortgage broker who explained that any MF property 5 units or over is considered "commercial" and would require significant paperwork regarding historical cash flows and financials and a higher rate.