Well, the pros are very good, probably the best. The amateurs are ok, but not the best out there.
There is no need, but it's a tradition. Up to the sixties pros and amateurs had their bouts shirtless, then AIBA changed rules for amateurs who have to wear vests in official bouts. Pros still don't.
Pros basically means 'for, positive, good.' Cons basically means 'against, negative, bad.'
There is no difference between golf balls that amateurs and professionals use. Yes you could say that professionals only use the high end golf balls, whereas amateurs use any ball they buy. The professionals may have their name, a sponsors logo or special numbers on the ball. But in terms of playability there is no difference.
An amateur practices the sport until they gets it right, a professional practices it until they never get it wrong.
the construction is different, each have pros and cons
In amateur boxing the rounds and whole fight are shorter and you must wear headgear. in the pros it is longer fights with longer rounds. In the amateurs you are not allowed to win money after a fight if you do you are then considered a professional fighter.
1989
There is no difference in MacBook Pros (assuming they are the same model) purchased directly from Apple or any other retailer.
The Rocky Mountains are a range of mountains in the western United States, not a single mountain. Many people (amateurs and pros alike) climb them.
Pros: Possible Fame Possible High Pay Possible Traveling to "Dream" Destinations Cons: Likely Ear Damage Small Chance the Pros will come true whats' the difference between a drummer & a large Pizza? the pizza can feed your family.
The Amateurs was created in 2005.
The Last Amateurs was created in 2000.