In the Check In / Out view, Attendance Update. Sharing Location you can click on the top of the address. Then select the most appropriate address / location.
The picture above is a notification that you have installed / used the fake / mock location app. Therefore you are required to remove / uninstall the application in order to remain able to use GPS Messenger application.
Retrieve Data
Click the button on the top right of the app -> Select "Retrieve Data" -> Select the date where the selected date is the start date of inbox / sent item will be downloaded until current date -> "Download"
Pull down to refresh
Swipe the screen down / pull down the screen to refresh list of inbox / sent items.
Re-Sign In
Logout from app, then login / sign in again.