In this section, you can block the visibility of your campaigns pages to avoid copycats.
Go to the Settings section of your Admin sidebar, and select the "Campaign visibilty" tab
Click on the button "Enable Filters"
To block a country, select one country in the field "Add country to your blacklist" and then click on "Add to black list".
The list of the blocked countries will be displayed on this page.
If you want to unblock a country, you just have to click on the red cross next to the country name in your list of blocked countries.
If you want to unblock at the same time all the countries, you can click on Disable Filter. If you click again on Enable filter, it will enable the existing filters that you had already created.
You can add as many countries as you like.