It is very common in the investment advisor space. for example, if I find an investment advisor and want to know how his client's portfolio has performed last 3 years they do not make that  information up, its verified. 

Owners mistakenly ASSUME all PMCs offer the exact SAME SERVICES and PERFORM those services EXACTLY THE SAME WAY, so price is the only differentiator – so, they often select the first PMC they call or that calls them back!

We perform several flips a year when we find them from wholesalers.

If your goal is to get into short term rentals - analyze the deal to a point where it can still work as a longterm or midterm rental if short term doesn't perform as expected. 

Usually partners, capital partners want to see prior performance before being a debt or equity partner. 

Mostly I'm just trying to keep track of things for my own purposes to make sure I'm getting what I expect and the properties are performing the way I expect. 

Sometimes these insurance contracts come in legal sized paper- possibly a harbinger of what you'll need to do to collect fairly from them, But always expect them to perform completely on the things which are in their financial favor.

We try to make sure the seller knows within 10-15 days max if we can perform or not, so they always can have another option.

You need to know the market well, have enough reserves for inevitable expenses, and closely monitor the asset’s performance.

If the answer is performance-related, or due to the agent simply not being a good fit, then that is understandable and they might let you go if you explain your legitimate reason honestly and ask to be released from the contract nicely.