Below is a breakdown of the financials at purchaseGross Rent (All 4 units rented): $3,200Purchase Price: $372KThrough necessary rehab, and knowledge of the market, I determined I could increase rents, find better tenants, and lower maintenance/my time dealing with issues.I purchased the property through a 203K renovation loan, with 3.5% down, 30-year fixed.

There might be other reasons for an increase as well. 

Given the "range", perhaps make your decision based on the percentage increase in gettable rent vs the percentage extra it's costing ie.

I have provided exceptional leadership roles that demonstrated my ability to drive results while working effectively with both customers and underwriters.

If they don't meet our standards and/or don't want to pay the increased rent, onto the next.

The fact that I figured a way to increase my bottom line at no cost to you is my benefit .he cut me a check 

Finding cash flow is tricky given that low rates have increased many asset type price levels materially since 2009.

A lot of big cities have decent jobs growth but also have regularly increasing cost of living, which means there may be more people but they have less money than those earning the same salaries in secondary markets.

Therefore increasing your costs. 

Increase the rent by $100/month for dogs.