MW4's progression is much easier to live with when you stop treating every unlock as a separate grind, and a little MW4 Boosting can help players reach a comfortable starting point faster. Build A Reliable Weapon Base Your first target shouldn't be the flashiest gun in the menu. Pick an assault rifle that feels steady, then add an SMG for cramped interiors and quick respawns. That pairing covers most maps without forcing constant class changes. P...