Statutes forbidding persons to act as insurance brokers,1 as for foreign insurers,2 or as itinerant vendors,3 without a license, have been held valid. On the other hand, statutes forbidding persons to act as horseshoers,4 without a license have been held invalid. Statutes restricting the business of insurance to corporations have been held valid,5 while similar statutes have been held invalid as to banking.6