We place the entire order at one time per the instructions that were given by the bride or party, once all of your ladies have ordered online to ensure the dresses are ordered on the same dye lot. There can be color variations if bridesmaids are ordering solely one at a time & the are not part of Registered Bridal Party. Please be sure to Register Your Bridesmaids ahead of time or have them mention the brides name at checkout. If your placing a single order, the order gets placed immediately. If your part of a bridal party pre-registered, we will ask for your approval before placing the order with the contact person for the bridal party. Bridesmaids Registration is easy!