First up, this movie is indeed named that way because Life Style used the film to advertise, going by some not-so-subtle product placements featuring the mall's plastic carry bags. The only way to confirm the fact further is to sit through the end of the film, because the only other time they use the word is in the closing dialogue - "Great men are not born. They are made. It is their lifestyle."
Life Style, the film, is about a group of 5 college friends (3 males and 2 females), who constantly blubber about how they are inseparable and can't live without one another. Several exampl....