Also, if you have advice for someone like me who is looking to increase their deal flow and eventually gain financial independence/early retirement, send it my way.

Does it make sense to finance it over 30 years to increase cashflow? 

Population decline or increase in that sub market?

Financially it would be better to remain renting your primary residence and concentrate on purchasing investment properties.Better yet buy a multi unit and live in one unit while upgrading it to increase rents and cash flow..

)    - you will need to get licensed    - the insurance costs for the building will likely increase    - the insurance for an Adult Day care will be more than a retail business in that space

The main thing is finding a good deal and creating enough value in some way to warrant the increase.

My goal is to increase rental income so that I can hopefully retire in 5-10 years.

Home prices in eastern MA have continued to climb, and now interest rates are as well - and the Fed has said that they plan 3 rate increases next year. 

I understand the principle but in almost every case, the property was bought for $X, was immidiately worth $X + 15%, then a mere 6 months later there majically appeared an incremental 20% property value increase.

@Ethan Morgan Good way to have another possible income stream, just weigh the consideration of sustaining it and how much value you can truly get out of it.