I would take him to small claims court. Small Claims actions may be brought only in the county where the defendant resides or where the cause of action occurred. It would be a good idea to send a certified letter which clearly states your complaint to your photographer before you file. This is so you have evidence that you have tried to contact him to resolve the issue.
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If you need any additional help, you can call me at 954-913-2273. I am also licensed in the state of New York.