How to share an Obsidian Vault via Google Drive
- Both parties must have Google for Desktop
- Create a folder and share it with the other person ("A")
- Have "A" locate the folder in the "Shared with me" tab on Google Drive in their browser
- Have "A" right-click on the folder and select "Organize > Add Shortcut"
- The folder shortcut should appear on Google for Desktop
- Open Obsidian and select "File > Open Vault"
- Select "Open Folder as Vault" from the options and select the shared vault
- Voila! Shared vault.