Sharing the document using a link:
Locate the file in the Document List, then tap the three dots to the right of the file you want to share.
Select Copy link.
TIP: Ensure you set the access to Anyone with the link. To do this:
Click Share.
Under Share link, click Change.
Then, select Anyone with the link.
You can also set the access settings to viewer, commenter or editor by choosing from the drop-down menu on the right.
Then, press Done.
Sharing the document via email invitation:
Locate the file in the Document List, then tap the three dots to the right of the file you want to share.
Click Share.
Enter the email address of the person you'd like to share the document with. You may also enter multiple email addresses in this section.
From People invited, click the drop-down arrow, then choose the level of access you want to grant the collaborator for the document.
Enter a message if necessary.
Click Share.
Finally, the collaborators will receive an email with a button to open the document.