Any area can have issues, but pretty common in those areas. 

Here are a few suggestions on how you can maximize the wealth of information available: Check out the blogs and podcasts, or take advantage of the search feature (magnifying glass).

I clean my own house, can I bill myself for that and then write-off all of my cleaning supplies against it? 

Can you do this where you are or do you need to look out of your local area? 

That claim can not be even remotely true.  

If a dishwasher is 15 years old and the tenant destroys it, you can't really charge them much because the appliance is beyond the life expectancy.To learn how to determine charges for cleaning and repairs, you can read my book in my signature, Brandon Turner's Managing Rental Properties, or NOLO's Every Landlord's Legal Guide.

One deal can really change your life—let me know how I can bring value!

You can get those from any platform.

If you have any specific go / no-go criteria, you can evaluate it on the web most likely. 

Factor in capital gains tax (unless using a 1031 exchange) and depreciation recapture, which can reduce your net profit.