Almost anything can be stored in OneDrive for Business. Here are a few suggestions, limitations and restrictions to keep in mind.

Suggested:

• Media Files - Example: Store them in OneDrive for Business and post a link to them in Blackboard
• Documents you need to collaborate with others on
• Documents you need to access from multiple locations

https://support.microsoft.com/en-us/help/3125202/restrictions-and-limitations-when-you-sync-files-and-folders

Here are some tutorials about Onedrive for Mac and Windows:

https://techcommunity.microsoft.com/t5/OneDrive-Blog/New-OneDrive-Sync-Tutorials-Available-for-Windows-and-Mac/ba-p/133965