In case you want to share your campaign to others you have the option to copy the campaign code.
Once you create a campaign, you have the possibility to share the code with anyone you want. To do so, you can click on the information button which will give you the Campaign Code:
You can copy the campaign code by clicking on the copy option:
Once you do that you can send the code to the person you want, and now they can create the new campaign from code.
To create a campaign from code you need to go to Campaign Management menu and select the option for Import Campaign from Code:
You have to copy the code that was shared with you and click on Add:
This will automatically create the new campaign, now you can go ahead and edit the campaign if needed.