lick Here to learn how to Corset a Dress properly.
Be sure to use a mirror so you look over the ladies shoulder every one in a while to make sure everything is centered. If there is a panel for behind the corset lace snap one side in so you can adjust it at the end on the other side.
Another good idea is to have the bride or grad hold up her girls so when your done they sit on nice tight shelf creating great decolletage.
Don't be afraid of making it nice and tight, you should not be able to take a deep breath in easily or bend in the torso. You will have great posture and shape all day.