Defense attorneys have an important job. Since no two drug crime cases are exactly the same, an experienced defense attorney knows that it's critical to look at every aspect of a drug case in order to craft a solid defense strategy.
A drug trafficking charge is far more serious than a basic possession charge, simply because the nation's drug laws can be draconian. They impose long, mandatory jail sentences on anyone who is convicted -- no matter what the circumstances.
Being arrested on a drug possession charge is bad enough -- but it's infinitely worse if you're charged with the intent to distribute those drugs.