Download link: http://realestate.ai/blog/43/google-real-estate-maps-wordpress-plugin/
1) Using FTP, upload the entire google-realestate-maps folder into your wp-content/plugins folder like so: wp-content/plugins/google-realestate-maps/
2) Login to your admin panel and go to your plugins control panel and activate the Google Real Estate Maps Plugin
1) Go to the Google Real Estate Maps settings page at: /wp-admin/tools.php?page=google-real-estate-map
2) Add a new map by inputting your city and state.
3) The height & width are optional fields. If left blank a default size will be set.
4) Click "SAVE THIS MAP"
5) Copy "insert code" and paste into pages and post where you want your maps to appear.