To invest in Section 8 housing, look at areas such as Cleveland, Columbus, Cincinnati, and Dayton, choose safe neighborhoods, study Section 8 standards, analyze property types, and explore financing choices.

People do dumb stuff every day, but don't expect me to call bed-sheet-sky-diving "safe", because it ain't. 

Prioritize tackling critical issues and beefing up security to keep your property safe and sound.

From what I’ve heard, 25%-30% of profits is a safe estimate depending on your tax bracket.

I'm not sure if we can like to articles on our own websites here, so to be safe I'll just suggest the IRS web page, which does do a pretty good job of explaining the basics: https://www.irs.gov/taxtopics/tc510The main thing to know if you're going to claim business miles is that you do need to keep a log of every business trip. 

April is a safe month to "play the market" if you will, because the market starts picking up as a whole then but, a good reliable tenant to me always seems better than making a few hundred more a month.

Would it be safe to purchase a new fridge, deduct maybe 1/2 of cost to replace  current fridge door from the security deposit, provide receipt with explanation?

Quote from @An Lan: I am not a professional real estate investor, I just invest in houses as a safe asset and do not choose to rent them out.

Use a 2nd position heloc to absorb your paycheck, once your paycheck is entirely paying off your heloc, then it is safe to advance $3000 or $5000 extra against your heloc to make a principle payment against your 1st position heloc.

The "Initial Filing" is extremely important to get this right the 1st time as there are limited safe harbors for mistakes to avoid the penalties.