You want a list that is difficult, uncommon, and/or takes some time and effort to compile yet is still effective, that way not many others will be hitting it ... one example is driving for dollars to build your list.

It's not uncommon to get into a combined 4% agency fee's depending on price level.

So it's not uncommon for travelers to leave the house at night and come back when it's still dark out, especially during winter.

This isn't uncommon with these new guys... trying to make big bucks on one or two deals.

It’s sold as if it’s like a Dunkin’ Donuts in the northeast / one on every street corner, but it’s very uncommon.

This is not uncommon, counties are sometimes slow post foreclosure auctions.  

There's a lot of variation within that and the long-term outlook for each neighborhood is not the same.It's not uncommon to find 100 year old houses in E, S and W San Antonio, which may be good for you if that means more demand for property inspections - I'd be interested to hear your perspective.San Antonio has a unique identity with the Missions and a strong Latin culture.

Is it extremely uncommon to rent/live in an apartment while owning a buy and hold property?

It is not uncommon for us to have a company move 10,000 or more jobs here in a year.

Trust me it's not uncommon at all to buy a place that has been extremely mismanaged.