|•||Is this meeting really necessary?|
|•||If so, how much of my time is the subject of it really worth?|
|•||Will it begin on time and end on time?|
There are various sorts of meetings — briefing, advisory, council, committee, negotiating. They can be divided into categories, roughly according to how decisions are taken. It is important to know what kind of meeting it is, but remember that a particular meeting may blend two or more of these basic types.