If a claim is made against the property (without title insurance) and the potential loss of ability to convey the property in the future will make you lose sleep, the get title insurance. 

I was crushed, but learned a valuable lesson...don't sleep a property when the numbers work out.

Also, we allow our dogs to sleep with us every night and the hosts did not encourage that.

You see this setup when the soil is hard clay and effluent cannot percolate sufficiently for a septic system. 

Zillow, Trulia and such gives some information but frequently its not sufficient (ie Too few comparable home sold within the 0.5 mile radius or even the same zip code). 

Code Section 40-10-74 says: If the mortgage or other instrument creating a lien under which a party seeks to redeem is duly recorded at the time of said tax sale, the said party shall, in addition to the time in this title specified, have the right to redeem said real estate sold, or any portion thereof covered by his mortgage or lien, at any time within one year from the date of written notice from the purchaser of his purchase of said lands at tax sale, served upon such party, and notice served upon either the original mortgagees or lienholders or their transferee of record, or their heirs, personal representatives or assigns shall be sufficient notice.

She does it for free and I get to sleep with her.

A space in a building for living, sleeping, eating or cooking.

The owner of the condo directly below me for the past 3 months has been complaining to my tenant saying the noise is unbearable and is happening 24 hours a day and they cannot sleep. 

You don't say how much equity you have but my guess is you may not have sufficient equity given that you just purchased the house so recently using a VA loan.