They did not reply for 5 additional days and when they did, they demanded full rent payment and sent us receipts for the appliances they bought and the cleaning services they used prior to us moving in. 

Based on your explanation above, she may want a full-price offer even though the home is trashed inside.As @Cassi Justiz said (sort of), you should make an offer and step away."

@Cole Hagen my feedback would be: 1) don't commit income tax fraud by purposefully under-reporting your income, I may be wrong, but I'm pretty sure the IRS rule is that other/misc. income in excess of $600 must be reported, and 2) if you ignore 1) and do chose to not report it, it's probably not a great idea to post about the fact that you're considering doing so on a site where you have your full name posted, how easy would it be for a Google search to turn that info up or for someone to report you to the IRS based on this post?

Multi investing is about income generating not appreciation.Make sure you maintain your property and keep your rents at full market rate and the rest is out of your hands.

I am now thinking, after hearing a few podcasts, that maybe flipping isn’t the best option for fresh investors who both have full time jobs.

- I have a full-time job in New Jersey and therefore will not be very hands on with the renovation.

Try to sell public information "Delinquency Tax List" for 100s if not 1000s of dollars?

I do buy and do a full rehab but on every property I have done I think I have a few more dollars in it than the property is actually worth (according to the county and what an appraiser might say).

This is a bit of a public service announcement. 

GC License - I'm in the process of applying for my license inactive, but thinking since I work full-time I'm going to focus on finding a contractor that can do this work for me.