But I’m thinking in order to use passive losses from other entities (multi family, SFR’s, etc) I would also have to show material participation in those activities in addition to the REPS, is that accurate?  

It won't be 100% accurate, but it will be close enough.

But running a few of my properties (Rural and unique) it was maybe 75% accurate. 

She's smart, accurate and quick--which apparently is a rarity in my experience.

Sending mass emails is easy but finding accurate data is tough. 

It should give potential buyers a clear idea of what they can expect from the property and why it’s worth considering.Use High-Quality PhotosThey say a picture is worth a thousand words, which couldn’t be more accurate here – photos are a critical element of your real estate listing.

I concur with @Kyle Spearin suggestion to have the contractor physically walk the property, ensuring a more accurate evaluation.

Make sure you report it accurately to avoid any IRS issues.

Is the unit tip top, are your photos professional, is it priced accurately, does your listing have all the proper call outs and are you really 'selling' the property and putting it's best foot forward.

Is the "HUD 501c" accurate?