How can I share/upload Activities/Results made in Coach on tablet?

You can share/upload Coach Activities made in Coach on tablet.

Method 1: via Activity/Result list
Activities and Results created on tablet are stored in the User folder.
– Open the User folder: tap the Open icon and tap User.
– Long tap an Activity or Result name until menu with options Open, Share, Delete and Cancel appears.
– Select Share and select the way you want to share the file.

Method 2: via menu in an Activity/Result 

– Open an existing Activity/Result or create a new Activity/Result.
– Tap the Menu icon in the Activity toolbar and select File > Share.
– Select the way you want to share the file.