After leaving the service he was employed with Proctor and Gamble in sales.

The gamble will be: how long will the Tenant last, and/or how much will the land appreciate?

Properties at this price point and in this kind of neighborhood are hard to insure and costly, so it was a gamble on your part, to not insure them.  

How ever when I asked her this question twice, she told me that it will only work on PC.Not sure if I want to spend around $100 for this gamble.

It's always a gamble.

Because of the constant spam, constant scams, constant lies and fraudulent schemes. does it involve you directly?

They then go from 5 million to 1.5 and run with their tail between their legs for awhile to lick their wounds before they jump on the next cycle again.Another mistake is to tell yourself you have some good properties throwing off cash and then it makes sense to gamble on a marginal deal that might work out.

EIN identity theft is more problematic than SSN theft and is growing more quickly as there is so much more that can be done fraudulently under a company name. 

The worst thing to do is (well, other than gamble it all away or use it on drugs/booze) is to rush into something unprepared.There are lots of ways to invest it:- Stocks, bonds, mutual funds- CDs, high-yield savings accounts (which really aren't that high yield)- REITs- Private lending for flips- Private lending for buy and holds- Do your own buy and holds with a property manager- Partner for flips or buy and hold where you have an equity stakeEtc.

Evict him based on fraudulent information provided at contract origination.