These professionals often take a percentage of the net proceeds, anywhere from 20% to 50%.

Although paid professionals may take leading roles, amateurs do too.

"To hear professionals take an interest tells them that what they are doing matters."

Before the professionals take to the stage you can .

Last year 50 professionals took part, and this year more than 100 are expected.

More than 300 professionals took part at the event.

The medical professionals have taken their time objecting to this, haven't they?

Since 1976, free agency has given players a measure of control over their own careers that most professionals take for granted.

Even if some were harmed, the professionals took reasonable care for risk to their patients.

Recently even university alumni and professionals have taken part.