The location option you choose will affect the location that is displayed in your post. This won’t affect the target audience. Since November 3, 2020, for Facebook and Instagram, you can only set the location that is associated with your Facebook page. You can add any location to a tweet when publishing on Twitter.
On Twitter, you first need to make sure you have enabled tweets with location - to do this, follow the steps below:
Go to the Privacy settings of your Twitter account here
Enable Tweet with a location option & save settings
Go back to Agorapulse and log out
Log back into Agorapulse
After you enable this, you'll be able to add a location - select the location icon from the input:
Then For Facebook, activate the toggle to enable the Location. This will display the location that is on your Facebook page profile. For other networks (Twitter and LinkedIn), after selecting them, you can search for the location you want to add to your post.
You can confirm the locations you set by hovering over the Location icon after selection.
On Twitter, locations will also be searchable: