Visit bridal dress warehouse. Will save you lots of money and you will find some very beautiful dresses for the bride and bridal party. But if you are set on sewing bridemaids dresses, have a fitting party. Remember a pattern can come in several sizes, make only the top of the dress in muslin. This way you can make the adustments as needed and the finished product will fit perfectly. You can use a sharpie to make notes on muslin, such as who's dress, lenght of skirt, waist size, lenght of zipper. Cumberbonds can also be made in the same color as the dresses. Round up your sewing friends.