The way something is stated can be much more revealing than the words themselves.As for hobbies, many hobbies can be extremely expensive.

Nor shall it or its content be revealed or shown to 3rd parties.

However, once the tenant was in, the water heater broke down, and needed replacing, and then it was revealed that the furnaces were no longer any good, and it was either buy new furnaces for $6000 or get a whole new HVAC system for closer to $7k.

It revealed CANCER.

The agent has to disclose any known issues, so perhaps an inspection was done and it revealed major issues.

This will reveal ADR (Avg Daily Rate) and occupancy.

Kelly you are revealing my secret strategy!

If let's say one of your contingencies was not met then like an inspection that revealed structural damage that you could not come to a new agreement with the seller on, then you would both sign a document to release the earnest money so the deal would be dead and you could get your money back.As far as other costs, there are the normal costs in the transaction like paying an inspector, lender fees and such.

The trouble starts about 3 months in, a random inspection reveals the tenant has 2 dogs and 5 cats, we have no pet deposit in place, and the unit is completely trashed. 

NOWHERE does the installation manual reveal this idiosyncrasy & the 1-800 help-line had no clue.