1. Log-in to your Microsoft account and go to OneDrive
Click on Documents
2. Chose the document you wish to share and right click on it
Click on Share
3. You shall see this screen
4. Enter e-mail address of the person you wish to add to sharing list
In this case the person is not in you contacts and you have to enter the entire address
In case you have the person in your contacts you shall have assistance
5. Choose if recipient can edit or only view files
6. Choose if recipient does or does not need to have Microsoft account
Click Share
7. In case you wish to send link to shared file yourself or place it on your blog or web page, you can create it by clicking Get a link
If you prefer shorter links for blog or web page, click Shorten link, and you shall see this page