The English used in the business world is the most context-sensitive language on the planet. Every industry, every company and every project has its own lingo. Common words are used in specialized manners, and there aren't any abbreviations and acronyms that can actually be considered "standard." A single abbreviation or acronym might have one of many meanings depending upon who's talking.
I want to be a good customer. I don't mean that I want to spend a lot of money at a particular establishment or with a particular vendor. What I want to do is communicate comfortably and easily with the people who are providing me with a service. Then, they know what I want and can deliver it, and we'll both be happy.
Are you looking forward to the new intern's arrival? There are so many things that you'd like her to do. In your vision, she does more than run for coffee and make the copies. Look at your to-do list: write copy for the Facebook posts, check on the social media chatter, identify new features and functions that would be useful for the millennial customers, edit the videos ...
Vocabulary is how we communicate with one another. It's how we recognize competence; it's how we judge credibility. Yet every industry, every company, every project has its own jargon.