CLEAN : Polling fraud trial: Prosecution reacts to defiant Sarkozy's refusal to answer questions

The video tutorial covers various aspects of marketing, starting with an introduction to marketing roles. It then discusses international marketing strategies with a focus on Paris, and concludes with effective negotiation tactics for securing deals.

How do the phrases in the text reflect on the themes of authority and negotiation?

What significance does the word 'Please' hold in the context of communication?