All customizations regarding the Collapsed/Expanded Google map can be found at the theme settings. You can change the Google map marker position and initial zoom level by editing the corresponding fields.

Regarding the Google Map Latitude and Longitude values, you can find these values through the default Google maps. Just follow the instructions below:
1. Open the Google Maps https://maps.google.com/
2. Find your location, right click and choose "What's Here"

3. It would immediately place a green arrow on the point, and give the GPS coordinates at the top of the map

In case this article leaves any of your questions or concerns unanswered, please feel welcome to email us or post a public question.
More than (just) Themes
http://www.morethanthemes.com/