A suitcase in a dream usually marks a transition already in motion, and what you're packing often mirrors what you feel you need to carry into the next stage. An overstuffed or impossibly heavy suitcase can point to a burden you're bringing forward that might be worth setting down first.
In the nativities and questions of men, make , and , and their directions; chiefly, in questions concerning kings and great persons, by which their accidents are chiefly known, let them be good, or evil. - William Lilly (1602.-1681.)