What is the main part for business communications?
Conveying your msg to another person without disagreement and getting feedback from them.
Earning profit wouldn't be a main part of any business, rather earn experience and become expertise. Innovate and protect your business model which would become a main part of yours...
Understand concept present market+ make sensible plan base on market to gain profit and win competition +and give high dedication in performs to execute that
to win your lucky
To earn profit
Knoledge of how to get Profit at any situation