The more houses someone has, the more cashflow they can produce and experience they gain.

All 11 were new construction with 8 being SFRs, 1 duplex, and 2 quads that produce an annual income of around $250K a year after all expenses. 

The only way to address this is with greater transparency, not stonewalling.Honestly, any lender who can't produce something more than a "generic testimonial page" gets a well-deserved "hairy eyeball" from me!

Do you want to increase equity, diversify your investment portfolio, or produce passive income?

Will certainly do so as it sounds like mid-term has the potential to produce better returns.

Hand writing a few hundred letters per year will take up tons of time and likely continue to produce poor results. 

This amounts to lost opportunity because if you had purchased RE, at the closing it can start producing return. 5) ADUs detract from the existing structure whether this is privacy, a garage, or just yard space. 6) this is related to number 1, but there are many more buyers looking to purchase homes for their family than there are RE investors looking to purchase small unit count properties.

A smooth sea never produced a skilled sailor (Franklin D.

Then ask if they could help yours by referring buyers and sellers.After 3-6 months, these people will always think of you when they think of real estate and it will start producing referrals.

@Sydney McCloud Here are some podcast episodes we have produced at BiggerPockets that may help with the understanding the key details you should consider.