Where is the mistake, please?

I think your sentence is fine. I am assuming "Cad" is the name of a company, right? Or one could fuss that it should be written as 
"Cad Driver Training: Your chance to become a qualified professional driver"
Chris

Hi,
Where is the mistake, please?

"Cad Driver Training - Your chance to become a qualified professional"

A professional driver sounds like a truck driver, a taxi driver, a delivery driver, etc. Is that what you mean?

In normal language, the word 'cad' means a dishonourable person. Are you using the word 'cad' in some special way here, as

Hi Clive,

I wanted to say Cab Driver Training. It was a typing mistake,sorry. A training course to be a cad driver or for a cad driver ? For sure it won't make him a qualified professional! Aha aha aha aha...

By the way here: "Cad Driv

Thank you, Chris. It was a typing mistake. I intended to say: "Cab Driver Training: Your chance to become a qualified professional."

Best wishes,
Chen

Just curious here.

Aren't all professionals qualified? ^^

Hi Alda,

I understand "qualified "as someone who fulfills some requeriments. e.g. Let's suppose I'm a cab driver so, of course, I'm a professional, but maybe, I don't fulfill some expected requirements. For this reason is that some companies offer special courses with the intention to qualify the professiona

Hi Chen!
I asked that because I also wanted to know the answer.

As I said, I was curious.
But I think (not sure though) that you also have to complete all necessary requirements for you to be called "A Professional"
Like for instance, a professor.
He/She wouldn't become a professor if he/she didn't have all

I see...But on the other side why a training company would write the following it if it was completely wrong, isn't it?

"Cab driver training - Your chance to be a qualified professional"


There must be a good explanation. Let's see if anyone else could help us to understand it better.

Best wishes,
Chen

Hi,

...But on the other side why a training company would write the following it if it was completely wrong, isn't it?

"Cab driver training - Your chance to be a qualified professional"


There must be a good explanation. Let's see if anyone else could help us to understand it better.

You guys are over-analysing this, in my opinion.

I would add a noun (or two) after the word professional and omit qualified. The word professional already implies that the occupant is qualified.
I would say: Cab Driver Training - Your chance to become a professional cab driver.

P.S., I would also change be to become because I think it sounds better.