You can either set up to a bunker shot square to the target for a lower trajectory and more roll or open to the target line with your clubface at the target for a higher trajectory and softer landing
An inside out swing approaches the ball on the downswing from too low, hitting the half of the ball closer to the player, causing a push or hook which requires the player to work on getting the club further up and out on the downswing
Control your trajectory by mastering the relationship of the butt end of the club to the club face