#2, in Project Setting, be sure select this for your project
#3: in the App, download forms to your mobile device by “Download Projects Info”
#4: add object with 2 points (as 2 corners of rectangle, in order to show in Google Map as Ground Overlay, need bottom/left and Top/Right)
for Text Overlay: put Text in “Notes”
for Image Overlay: link existing Image to the object
To modify location, color, just like regular polygon / polyline
#6: To include Text Overlay in KMZ or online view (as Ground Overlay), Andmap automatically create images based on current zoom level, you can also manually create Image File for each overlay in any zoom level.