The tenant has been refusing access to repair the window, no doubt to hide the pet problem.  

Double closings cost more and eat up profit margins, although they temporarily hide the wholesalers profit margin until after recording. 

The BB are hiding in some woodwork but haven't been there long enough to leave any visible signs.

You should never trust anyone who doesn't put their addresses on their website, BIG RED FLAG, says they are hiding something.

check out the floor to see fi there is any water damage. if there is, fix it asap. also, discuss with your plumber what the cause is. it almost sounds like there may have been a significant issue the tenants were hiding. you should probably consider regular inspections as well. if you were doing inspections this stuff should have come up.

The spreadsheet is filtered so it hides the redeemed liens by default, and also calculates the ROI based on the purchase date and redemption date.

My only caution would be don't make it so expensive that it incentivizes them to hide the animal from you.

A much more far-reaching solution would be to somehow just hide the names until offer is accepted.

But I was particularly not in the mood to leave my house this weekend and prospect was sending up signals that he may have been hiding something...Improving that pre-screening process is something I'm interested in.

You're implying that he's going to begin scamming, but hiding behind the veil of "I didn't say he was scamming, just that it's possible that he might."