Set some ground rules to manage your expectations. Both of you need to be clear with what you expect of with each other during this long distance relationship. Set some ground rules so that none of you will do things that will take the other party by surprise.
As air is pulled from the attic space by the turbine vent, ridge vent or even an electric powered fan, the same amount of air must be allowed to flow into the attic space where the roof passes over the exterior walls of the home.
As with most types of vents it is important to have adequate soffit venting for the gable vents to be most effective. Gable vents are obviously intended to be used with a gable roof. See also: Roof Attic Ventilation - Ridge Vents - Soffit Vents - Roof Vents. Bookmark Roof Helper.