The seller had inherited the property, it had been vacant for 5+ years & they hadn't paid the property taxes in several years as well.How did you finance this deal?

From your response, I will probably start investing in tax brokerage accounts after I get the house hack as the DP and retirement funds are my most important goals right now. 

If i were to buy a house subject to and the home owner decides not to pay his taxes or assaults someone how much time would I have to recoup my investment before the property is taken through lis pendens or a suit and how can I protect myself from this?

That's what you get to keep in your pocket... pre-tax.

Or should I keep paying the mortgage and benefit from the mortgage interest tax deduction?

Is the main reason to get into tax liens to foreclose and get the property? 

Issues are Legal & Tax.1) I escrow taxes for one of my properties and just received my annual statement from the bank.

The tax benefits of real estate come from the ownership of rental real estate.

Consider Alabama in your research.  2nd lowest property taxes in the nation.

ThanksACQUISITION:Purchase Amount: $395000Interest rate: 13% for 12 months interest onlyClosing Cost (Settlement Charges) $29238 paid out of pocketAnnual tax: $5500ARV: $630000Rehab Cost: $120000 (100% finance)Down Payment: %55000 paid out of pocketRefinance After How Many Months:12 monthsRehab Time: 6 MonthsREFINANCE: Loan Amount: 75% of ARV= $472500Interest Rate: 7%Closing Cost: $20000Term: 30 yearsINCOME: MonthlyRent: $5200 EXPENSE: MonthlyFix expense:Tax: $458.33Sewer: 200Variable expense:Vacancy: $260 (5%)Repair: $156Cap Ex: $208.