If you have had it a few years I would imagine the value has increased substantially. 

What is market rate rent, what are they paying, and start the conversation about increasing rent (probably next year) if necessary.

Also, due to increased liability exposure property insurance premiums is adversely impacted causing fewer and fewer building owners to seek out ATM tenants.

Hey Cade ,My name is Cade, and I specialize in optimizing Airbnb listings to attract more guests and increase bookings. 

Quote from @Micah Huffman: I am considering relocating to Nashville for a job promotion that would be a 20% increase in pay possibly more.

The shorter the prepayment term has an impact on increasing the rate.4.

Over the years a completely remolded the house and mobile home and made improvements to the lots and increased the rents to $2,350 per month.

What Nathan said.You are following the red herring of the (real or imagined) roach problem, but the tenant just told you they cannot afford a $35/mo. rent increase in an under market rent apartment!

When financing these projects, keep in mind that some lenders may require a larger down payment or charge higher interest rates due to the increased risk.

The shorter the prepayment term has an impact on increasing the rate.4.