The “Waterschap Hoogheemraadschap De Stichtse Rijnlanden” is one of the
larger Dutch councils responsible for water management and every task
that comes with this job like controlling the water barriers, levels and
quality. Recently, they’ve decided to move all 450 users from GroupWise
to Zarafa.
Remke Schuurmans (System administrator at Hoogheemraadschap) shares
valuable experiences in this blog post. Read blog post
http://www.zarafa.com/blog/post/2014/02/migrating-groupwisenovell-zarafaad