1) Make sure the file or document that you wish to share is within your OneDrive for Business folder on your computer, or one of the sub-folders under OneDrive for Business. If not, you will need to move it there.

2) Right-click on the document or file that you wish to share, and click the Share option with the blue OneDrive icon next to it.

3) Choose your desired sharing option(s) from the drop-down menu, and then click Apply.

4) Type the names or email addresses of the individuals with whom you intend to share the file. You may also type an optional message.

5) You may choose to click Send to immediately send the link to the specified individuals. Optionally, you can click Copy Link and then paste the link into an other application, or you may click Outlook to open the Outlook message composition window and write a custom email.

If you chose "Outlook", you will see an Outlook message composition window similar to the following. Customize your message to your liking, and then click Send.

Outcome

You have now shared a document using OneDrive for Business.