5 customer profiles based on buying behaviour:
Innovators
Early Adopters
Early Majority
Late Majority
Luggards
Each profile has peculiar characteristics and requires different actions to capture.
Generally, buying behaviour can be summarised as follows.
Why do people buy?
Novelty (it's new)
Solves an urgent problem
Solves more problems better than existing
Friends recommended it
Existing solution had gone obsolete