Yes, she was lucky and has managed to keep that momentum going with airbnb but what if this bubble bursts and airbnb becomes a) over saturated or b) outlawed in her areas?

Too many hedge funds and corporations have saturated the market with their expensive condos and apartments, its next to impossible for little guys like us to get in on the action.

Is it saturated with rentals?

The following article talks about the saturated inventory of rental units for students in the Waterloo area.

Brewerytown right now is reasonably priced, but with the spill over from the Fishtown, Northern Liberties market saturating the east, treads within the last few years suggest the movement towards the west, I.E Brewerytown.

When do you see this market entering saturation?

I'm worried about the area becoming saturated with too many rentals. 

The new development certainly saturated the market, but it’s considered Class “A” and is pretty pricey.I’ve analyzed a few condos around LSU that cash flowed positive, but not quite as much as I require to pull the trigger.

Maybe the terminology should’ve been “did too much testifying over saturate the market?” 

@Karen Grethlein Allegheny is starting to get saturated because of the amount of out of state investment going on here nowadays.