[3] CentrePort Canada lies primarily in the eastern part of the RM, inside the Perimeter Highway.

A small portion of Winnipeg James Armstrong Richardson International Airport also lies within the RM of Rosser.

[4] Near the community of Rosser is the Dorsey Converter Station and the large static inverter plant for the Nelson River Bipole HVDC power transmission project.

They are the descendants of ethnically Swedish people who moved to Manitoba from Gammalsvenskby, Ukraine, in the early 1900s.

While rooted in Swedish, the dialect shows influence and borrowings from Estonian, German, Russian, and Ukrainian.