From Dashboard > Templates
Contact templates are archetypes for Domain Name contact information that can be applied to domain name records. Typically, a contact template is used to group domain name ownership information, and to keep records consistent. It also saving time taken up with data-entry, once you have created a perfect set of contact details (which may published - see WHOIS Services) you may use them over and over again.
When to use contact templates
Contact templates are particularly useful for the following.
Bulk amendments to Domain Name contact records
Domain name purchasing
Editing domain name contact records, ie. to easily provide a set of contact records (including technical, billing, admin contact information).