Different Icons and Other Details

Self Answering – When adding/editing a placemark. It comes under featured image.

It also appear that there is no “menu” level of setting an icon type for a category, rather than a) assigning them individually, or b) coding setBGMPDefaultIconByCategory into Functions.php But, There is an inference at http://wordpress.org/support/topic/plugin-basic-google-maps-placemarks-icon-categories?replies=8 Where Ian says “Size doesn’t matter”, that the4se should autosize – I had used 150×150 pixel icons, but they come out “huge”