To add a marker search a location with the Search Bar:
Click the marker to open the marker editor.
You can toggle between the marker address and latitude and longitude:
Atlist will automatically give markers a name. Usually the name is the address but if it is a well known landmark (example: Eiffel Tower) Atlist will give it that name. Changing the name will not effect the markers location.
If you have many markers you may want to upload them by spreadsheet. This tutorial explains how.
Markers can have custom shapes, colors, icons, sizes and borders. They can also be a custom image.
Markers are styled at three levels: global, group and individual:
Individual styles overrule Global and Group styles. Group styles overrule Global styles.
Read more in Style.