You can easily type in bullet point with your keyboard by clicking on the beginning of each text or value, and use Keyboard shortcuts to press ALT+0149. We are going to do it in a more elaborated manner.

First have a look at this layout data:

data

Click on the beginning of each cell and type in ALT+0149 to make the bullet list.

bullet list

Note: We expanded column A. It is not necessary, but you could do it. You can use CTRL+V to put the bullet point on all the text and numbers, after copying it with CTRL+C.