Hamburgers are worth $1000 during the first thirty seconds of level 1. Unlimited laser, wide beam, and seven-way shot time: Buy all the big engines (Big Wings, Jet Engine, Turbo Engine, and Rocket Engine) before buying a weapon.
Extra Cash
In the first 30 seconds of level one, the hamburgers are worth 1,000 gold each! Shoot as many burgers as possible and head for a shop.
Extra ships
Press the D-pad at least fifty times in any direction during demonstration mode. Begin game play and collect at least $10,000 before entering a shop. Nine ships may now be bought for $9,000.
Infinite Weapon Time
To enable infinite time for the Laser, Wide Beam, and the 7 Way Shot, purchase all the engines first (Big Wings, Jet Engine, Turbo Engine, and Rocket Engine). Then purchase a weapon.