It will depend on the density of your points (see a few words on density), but a good recommendation is to start off with the simple range approach and then move up to the tier approach if need be.

The new owners called in Mr Perraudin and Jan Kantowsky of Alix Partners, a restructuring firm, who quickly drew up plans to widen the product range and to start selling online.

Once you start talking, you may go through a wide range of emotions very quickly, making it hard for others to keep up with your mood swings.