Drawing a marker
For drawing a marker:
on tree view select an object which will be an owner;
go to the map view;
select marker drawing mode (press button with a marker in a toolbar);
tap point on map. This point will be a anchor point of a marker;
you can change style for this marker (marker type and color). For this press button with palette in toolbar and set styles which you want;
for finishing of marker drawing make double click on the map. It finish creation process.