Ninety-ninety rule

kine

http://en.wikipedia.org/wiki/Ninety-ninety_rule

What do you think? I know, that it is correct and it applies to lot of NAV projects... 8)

kriki

It is true!

DenSter

Sounds about right to me

Kowa

Good to know that there is a wiki article on the subject. When the next project takes longer than expected, you can refer to this rule and say "It's not our fault, that is just the way it is."