With Emailworks for schools you have much more functionality:

• Disposal of 3 up to date 3 mobile telefoonummers
• Availability of 3 up to date 3 e-mail addresses per family (you will always reach someone)
• The ability to let the teachers communicate with parents via mail
• The ability to allow parents to mail amongst each other
• A web application that is written specially for school (with useful overviews)
• Mini-poll to replace the paper subscription forms (eg, "I will come / not come on the parents evening")

This provides you a really integral communication platform.