To import guests from Apple Address Book to PerfectTablePlan:
1. select the appropriate group(s) or person(s) in the Apple Address Book
2. drag them to the Guests
pane or
Groups
pane in PerfectTablePlan
PerfectTablePlan will attempt to maintain groups. Guests in the same group will have their proximity set to 'Near to'. You can easily change this by right clicking on the group and changing the proximity.