Second, the tenant would have to pay for the taxes from their own account and be able to show the proof of payment if the Cook County Assessor ever hit you with a erroneous homeowners exemption notice.   

You can cash out some equity to buy more properties but I would err on the side of caution at this point.

For example, you post something that is erroneous and then later find proof to the contrary.

Unfortunately it's better to err on the side of civil, than it is to make an arrest thinking it's criminal (now you're into false arrest and civil rights violations).

Err on the side of caution in your due diligence.

That may help a bit if you are having a hard time finding good data.When in doubt err on the conservative side.

It seems that many have replied with erroneous and misleading information most likely obtained from the intense mass media coverage Puerto Rico has received after the two hurricanes.  

I get is err on the side of caution, but that is not what they tell you in their so called unique and exceptional learning material/videos or handouts....I have chalked up my experience with DHM as an expensive $4000 lesson...

I recall the only loan that ever made me cry was when I was trying to get an erroneous $47 state tax lien removed.

Reputable wholesalers will err on the conservative comp number.