Part (1)

You start to learn English. You want to promote your communication ability. The following common sentences can help you to do this.
If you have some useful sentences, you can write comments, I glad to see them :)
Let's start:

- Additionally = In addition = Besides = Moreover: additional things, at the beginning of each sentence
- Buy 2 get 1 free: a promotion program
- Enterpreneurship: the spirit of businessman/businesswoman
- It is for emergency use only: a limit of using
- Market cap: number of outstanding shares x current market value
- Outstanding stock options: a option can be used to buy a number of stock that are on market
- Some people think that they can learn English better by themselves than with a teacher: a compare sentence
- Totally free: everything is free
- Unfortunately! : same unlucky