For security and privacy reasons we will only accept support requests from the email address specified in the account, under the My Account tab. Pursuant to our Privacy and Security policy, we will not accept support requests or respond to any email address other than the one specified for your account.
By default all the licenses are Single User Only - Sharing usernames and passwords is a violation of the single-seat license. If you need a multiple user license:
Advantages include the ability to copy and share surveys between account, share results as well as a unified billing process.