help with group poilcy

i have a 2000 server with xp pro workstations i want to use the group policys…
on the server i got run>gpedit.msc and make changes there but it only makes them work on that computer.
how can i do it so that the policys also apply to the other computer (workstations) with out me having to go to every computer and doin the same…
where should i go to do that and most importantly how is it done??….
plz help…
thanks…