In the syndicated apartment investing space, is anyone finding Ashcroft is having difficulty getting its disbursements correct? In my first two investments with them I'm finding some "missed layups" in this regard and...

That data is so crypted it is very hard to guage accuracy.

I wouldn’t trust your own comps for 100% accuracy as platforms like Zillow syndicate their data from our MLS and often are geographically off and use algorithms that don’t understand the block by block, apples to apples nature of comparisons. 

How accurate has everyone found air dna to be.  I purchased the service to analyze properties in a beach town in north carolina.  I ran the rentalizer and it came up with a projected number that made the deal work.  I...

That was my thought, I just wanted to be sure of the accuracy that a pool is a plus for a STR, so thanks for confirming.

Can anyone who’s used REVA Global’s skip tracing option speak to the accuracy of the contacts the VAs later spend time on?

Zillow and Craigslist mainly, but you can also check Rentometer (hit or miss on accuracy). 

Meter accuracy is of interest to the weights and measures groups to make sure you accurately bill someone.

I've been looking for something that would aggregate all listed properties from MLS, auction.com, hubzu and homesearch, plus all the Fannie, Freddie and HUD sites.The key though is the accuracy of the data.

That said it would be hard to argue that you are an investors with 20 flips a year, In my opinion you would probably loose the issue in an audit, but since this issue is mirky and you relied on professional tax advice you would not owe any accuracy related or fraud penalties.