Some people are scared of the West End due to higher crime rate, but if you screen your tenants rights, that area can be a cash flow machine. 

I should have specified that the laundry machines are being relocated to the garage

When you Sell your Residence you move into the Rental and it is your Tax-free Real Estate Machine.

If you are sure there are no leaks or ongoing problem and Ozone machine may help kill the odor.

I bought this ozone machine on Amazon and ran it probably 9 times.

Check local laws-I’m my state in Australia the landlord must provide facilities to dry clothing be that a cloths line or a dryer but they don’t need to provide a washing machine, seems weird but there it is.The catch 22 is that if you as the land lord provide it then you must maintain it- no good deed goes in punished after all.That said, you  can put terms in the lease that IF and additional appliance breaks you won’t replace it, as long as there is mutual agreement in the agreement at the onset. 

I did not try it on my own but felt like the return from those machines was likely not going to be high enough to justify the extra work involved.

However, what is equally very important are other factors such as location, rental demand, conducting thorough due diligence and getting value add and accurate market data from an investor-friendly REALTOR® who can provide valuable insights beyond mere data presentation and guidance that is tailored to your specific need.

My brothers and I bought an NFL Blitz arcade machine for our parents' lake house and use it every time we're up there. 

Other than that, my goals are to build a self-sustaining wholesale machine, grow a rental portfolio, and do som more fix n’ flips!