	air canada to uire calgary courier company air canada the state owned airline said it signed a letter of intent to uire pct of ems corp a calgary based messenger service which operates in western canada and the u s gelco corp gel earlier said air canada agreed to buy its canadian gelco express ltd unit for mln u s dlrs air canada said the uisitions will complement its main cargo business it said it expects the courier market to grow by about to pct a year reuter 
