There are a few ways to share content, you can share in Real Time or Schedule the share. 

Share in Real Time

Grid View:

Step 1: Go to the Content page and select the content you want to share

Step 2: Click on the Share button (this will open the Share Box)

Step 3: Select the network you want to post the content to

Step 4: Edit/customize your caption and image options (if available)

Step 5: Click on Share to [Network] button

Step 6: A pop up box will appear to confirm you want to share the content immediately, simply Click on the "Share" button 

How to Share Content in Real Time Video

Feed View:

Step 1: Go to the Content page and select the content you want to share

Step 2: Click on the Social Network icon for the network you want to share the content to (this will open the Share Box)

Step 3: Edit/customize your caption and image options (if available)

Step 4: Click on Share to [Network] button

Step 5: A pop up box will appear to confirm you want to share the content immediately, simply Click on the "Share" button 

Schedule for a future date

In either view (Grid or Feed), after following Steps 1 - 3 or 1 - 4 depending on which view you're using, you will see a Schedule button on the left of the Share Box.  Click on the Schedule button and select the date and time of when you want to publish your content to your network.

Another way to schedule your content is through your Calendar. 

See article Calendar Basics to simply an efficiently schedule content for all your networks!