nodename,domain,password,forename,surname,address,postcode,[tel]

surname (4-24 chars + unique)
org + "-securemail.org.uk" (not (org = null or datalength (org) = 0))
firstname (not (firstname = null or datalength (firstname) = 0))
lastname (not (lastname = null or datalength (lastname) = 0))
addr1 + "," + addr2 + "," + addr3 + "," + town + "," + country 
postcode (not (postcode = null or datalength (postcode) = 0))
worktel



open cursor user_list as select * from users

for each user in userlist
	check (firstname)
	check (lastname)
	check (addr)
	check (postcode)
	if datalength (user.surname) < 4 { continue }
	if datalength (user.surname) > 21 { user.surname = substring(user.surname,1,21) }

	if is_banned (user.surname) { continue }

	num = select count(*) from cag_users where nodename like 
next user