translate English to French: You can property a forty-five .PST traffic-jam (usually called Internet folders or Personal folders in your folder trick), but you might also property an additional .PST traffic-jam you use for archiving (Archiving folders).
You can have a le single .PST embouteillage (usually called internet les dépliants or Personal les dépliants dans your dépliant ruse), but you might also have an additional .PST embouteillage you use for archiving (Archiving dépliants).