If you are editing existing features, you do not need to worry about placing new icons on the map. You will simply click on features that are already on the map and verify their location and information (name, address, and type of feature).
Click here to review the editing roles
Click here to review the meaning of the colored borders around the icons
NOTE:
In some cases the features you check will not need to be updated. In these cases just save the point and continue to the next feature.