Hitting a flop shot off a tight lie requires that you attack the ball with a steeper swing and open clubface so that the club gets under the ball and pops it up softly
Play the ball forward, use more arms and hands and try former U.S. Amateur Champion Hank Kuehne's trick for selecting the right club
Golfers generally have a hard time with greenside bunkers because the divot entry point is inconsistent, which creates a lack of confidence in the shot