Who needs M&E information?

The raison d'etre of M&E is to enable accountability ('to prove') and learning ('to improve').  This can only be done if M&E data is used...in other words, it is supplied to...

Useable M&E information

M&E is not an end in itself.  It should serve a means...a means to learning and being accountable.  So, unless M&E processes/tools render information that is actually used by...