The repair pack should be distant third choice for most gamers. The energy pack offers a increased range of flight and can keep you alive as most opponents cannot hit you in air. Properly used, its effects are devastating. Grenades and beacons are very valuable to any player class. Dropping a few grenades while hovering over an opponent is a great way to walk away from the fight.
Beacons are great for marking a target for a heavy teammate to blast with the mortar.
Using medium armor with a shield pack is suggested so you can take just as many hits without being very slow. Easily fill in your friends' emails to send them this page. Very pretty, but with small to medium breasts.