1. The eye of the photographer - do you like his photographs?
2. What is his style – formal, informal, reportage, does it suit your own style?
3. Quality of his work / prints / albums.
4. Personality...does you like him?
5. Budget...make sure you are comparing apples with apples when it comes to price.
6. Service...what are you getting for your money?
7. Experience...does he have sufficient experience?
8. Premises...is he operating from a permanent location or rented space?