This process helps prevent automated programs from abusing this service and protects your account from hackers. Once you have entered all of the required information for this page, check the box next to "I'm not a robot."
A window will pop up with instructions to select squares that meet a specified criteria. Follow instructions on window. Once you have successfully completed selecting the squares with the correct challenge criteria, you will be returned to this page and there will be a green checkmark in the check box. If you are not able to complete the challenge criteria or are unable to see an image clearly, click the refresh button at the bottom of the window to get a new set of images with new challenge criteria or to select an audio challenge.