So act quickly, do as the others are saying and screen him according to your standard criteria. credit, references, eviction history, etc.

This is not the lowest-end property you can find in these areas either. 

At the numbers you are talking about and where the market is heading you could pick up some very high quality NNN national credit tenant properties as commercial continues to recover. 

The guests have a credit card on file and your policy should allow you to charge for damages or excessive cleaning.

With a large portion of the incoming migration coming from international residents moving to the District, emphasizing improving and bringing back Washington D.C. sports teams to the city should create a strong desire for domestic residents to want to live near a fun, community engaging activity that is very relevant to those that live in and around the city.The District also has other programs it is running to make the District more attractive to live in outside of just working in the area, such as the Office to Anything program (Source) and the Housing in Downtown program (Source) which will incentivize developer through tax credits to convert office buildings into new construction housing and new construction retail properties, which should continue to attract more residents back to the area.D.C. also understands that with all of these big changes we have seen, the strategy and allocation of resources from the government moving forward should be reassessed to create a city that is adapting to the future trends to remain a safe and desirable place for residents to live.

Leveraging a HELOC (home equity line of credit) could allow you to invest in multifamily without completely draining your savings.

We aren't playing the game of whoever has the lowest interest rate.To determine if capital gains are worth paying today you should do an analysis for IRR or NPV across a cost benefit. 

If you are running a LLC for your rentals is essential that you keep all business  funds in a separate account I like Credit  unions the best .

At this point, I would recommend having a line of credit to cover these things so you don't have money sitting in the bank doing nothing when it could be put to work.I have 33 units, no debt except for mortgages, and excellent income.

I would not credit for laundry, I would price in line with not having a laundry if other units do.