If you have a check of this bank, you can get the account number and check routing number at the bottom. Here is a picture to show the information http://usbankfound.com/check-routing-num... it may be more intuitive for you to take a look at it.
Definition of retainer 1: the act of a client by which the services of a lawyer, counselor, or adviser are engaged 2: a fee paid to a lawyer or professional adviser for advice or services or for a claim on services when needed
Retainers are an essential part of every Invisalign treatment. Without them, months and even years of dental work could go out the window with the teeth beginning to shift back to their original, incorrect position.