I don't think "meth" the drug is a risk to a house, it's the chemicals that are used to produce it.

Of course renovation adds to the cost but you can find good deals that rent fast & produce good cash flow above the $100-$200/month in the 1% markets that aren't renting.  

Though, if my investments can produce enough income, my need for protection disappears.

What is more important is whether or not that name and logo will produce results.If someone is about to lose their house and willing to sell it for below market value, the last thing they will have is a sense of humor.

My job really doesn't pay incredibly well, and getting the 20 percent down on a investment loan would take a large amount of time.

Obviously these strategies may intertwine with what you find, but as a whole I keep stumbling across new areas of Charlotte that are beginning to produce great opportunities. 

What I mean by mental investment is that thoughout the ups and downs of the housing market and economy ,in the United States , having a income producing property in Colombia that even without tenants or someone staying in the unit it cost me less than$1500 a year to pay taxes, maintain property , and have a company rent the property when I am not there.

Top producers will close min 30-50 deals a year, while the average agent is selling 3-5 houses a year.

Northern Jersey and the entire state has incredibly high taxes and property values are among the highest in the US, therefore cash flow most likely won't be at the level you're looking for.

These instruments are long term (5,10,20 yrs) when you pay the principal down, you can not use the money again ( it’s gone) A refi can still be a powerful debt weapon if you are buying an asset that is going to produce enough of a return to make the cash out refi worthwhile.In the case of this forum, a large amount of equity is in play.