Roles :
NB: You don't need to create several accounts for the same person, but only to give that person several roles.
Whem committee members or accountants change, you can update the roles.
accountant = accountant, who can create, edit and delete all exchanges.
committee = committee member.
Can create, edit, delete News, Activities, Images, Documents, Newsletters.
local admin = website administrator. His intervention is only needed when the website is set up.
system = apply to accounts that don't represent a physical person, such as the Central Account, InterSEL, Route des SEL, Common goods, etc
trader = adherent with up-to-date contribution, with the permission to create/edit/delete offers,wants,exchanges. Trader role expiration date/time : = you can remove permission on a certain date.