How does one become a certified boxing trainer?

i was told by a local boxing trainer that i couldnt work the boxing mitts because i was not a licensed trainer. i think he was talking a crock of bullish. he doesnt do the mitts. so i was wondering how do i become a boxing trainer and what are the qualifications etc.|||USA BOXING conducts clinics all over the USA .For example, on May 26 2007 in Long Beach Ca there will be a coaches clinic contact Joe Sanders 310 638 1669|||Boxing is funny.I cant image some of the trainers that I have seen have special certification to do that job.Obviously you have to know about boxing and how to train.A first aid certificate is probably needed.Just become a certified trainer and focus on Boxing.|||a