Sarah's tattoos change every season.
Ray's Trailer is different in every season.
In Season 2, the Sunnyvale trailer park sign is next to a gravel road. In future seasons, it's next to paved roads.
The police are often giving the United States Miranda rights when they arrest anyone, when they should be using Canada's.
The exterior shots of the trailer park change from show to show and from season to season. This is because several different parks are used during the season.
There are many times particularly in the later shows where Robb Wells, Ricky, breaks character and laughs during his supposed serious lines.
Ricky's hygiene is supposed to be poor; however, his pompadour is always immaculately combed and pomaded.