Are they giving advice about the policy and inspection? 

Your income isn't high enough for it to make sense as a rental and the closer you get to your residence limit the greater pressure you will have to sell it before losing your exclusion in whole or part. 500k right now can make $15k per year income with zero maintenance or tenant risks. 

I'm in Detroit now for inspections on one and to generate the scope of repairs on the other.

It felt like a dream come true—until I moved in and discovered a flooded toilet in my unit that didn't come up in the inspection.

And be sure that your offer can be rescinded upon inspection.  

Sometimes you’ll find better deals with the older communities closer in to Disney.

you have to inspect BEFORE the sale. 

If it weren’t for some contractor issues, we would have netted around $60K, but it ended up closer to $45-50K (I don’t have the exact numbers on hand).

The exercise of underwriting helps you sift through those to find the 1 out of 10 that’s worth taking a closer look at.

Still can be very beneficial for a new investor but personally I think not as good as a service as they had with their exclusive listings where they had inspections already done, rent rolls available, and you can complete the entire offer/acceptance via their platform rather than being handed off to an agent.