It is not uncommon to find SFRs turn key, yes this will lower the return but also the work of trying to complete 20-30 rehabs at the same time.

As many have pointed out, it's not uncommon for the buyer's agent to refund part of their commission.

It is not uncommon to leave the house in someone's name and just keep paying the bills.If there is an estate, it's likely that there is a Personal Representative assigned to handle their affairs.

If you really like this place, keep tabs on it (or have your agent do so); REO deals falling through is not uncommon and you might find it on your lap.

Kitchen fires aren't uncommon and they’ll blacken the attic pretty good, even if the fire doesn’t get up there.If it were me I’d want to know how long the existing roof can be expected to last.  

It’s not uncommon for new investors to maintain their full-time careers until they get their investment business off the ground.

It's not uncommon to pay $20-$25000 a year to a brokerage with splits, desks fees etc based on what you earn but if you make $100,000 in commissions and are on a straight 50/50 split you would give them $50,000! 

But that is extremely uncommon (to answer your other question).

It is certainly not uncommon in the greater Houston area for tenants to pay their own water/sewer/gas, electricity and their own lawn care.

They have established relationships and do it so often that they know the price & the repair subs they hire get most of their business from my management company, so the prices are good.That's one indicator of a good manager, in my opinion.However, it's not uncommon that management companies have a markup - not that i like it - but it makes sense if they are spending their time coordinating and managing your repairs (especially big ones).