This video (Episode 4 of 7) begins creating the build flow that allows the user to add a new map to the list. One thing I forgot to mention in the video is that you can easily set the tag to be retractable by doing so:
mMap.addMarker (MarkerOptions (). position (latitude and longitude) .title (address) .snippet (description) .draggable (correct))
When the user clicks the floating action button, we use Android ….