Rather than digging in deep on one guest, it would be three shorter guests talking about specific topics. 

One thing I forgot to mention, typically there is a separate SOL on the note vs the mortgage with the note having a shorter period. 

It's okay if it takes some time to close.You can make your due diligence period shorter.

Anything you can do to attract and keep better tenants will be worth it and if you rent to a family a second bathroom will be high on their list.We always ad a second bathroom and finish at least part of the basement of ranch homes and based on my last 15 years I can tell you ARV or higher rent is not the primary reason we upgrade properties: better tenants, less turnover, shorter vacancies are worth it

If cuts don’t boost the economy enough, we might see shorter-dated Treasuries rallying more.

You want to fine tune what the answer to this is because too many people start thinking the road to financial and time freedom is a lot shorter than it is.Find some local real estate investor meetups and talk to other investors and learn about their path while you find yours.

You need it shorter.

Lender gets a sizable return at the end, making it appealing for shorter-term investments.

15 years may seem like a long time, but it goes by quickly and because you took a shorter term for the mortgage, the tenants are paying it down faster for you. 

The higher the mortgage balance (could be anywhere from $200-$300k+) you could consider taking slightly higher rates for the shorter PPP as refinancing in the future could make more sense than paying down points now with longer PPPs.