Over the years GNE have used various brandings, and to be honest no one is going to agree on their favourites or on the ones they dislike. For example, these are the top 10 and worse 10 route branded liveries in my opinion.
Top 10
1 - OK Expressway / The OK Way - https://www.flickr.com/photos/gjm-photog...190094754/
2 - Route 19 (Original Version) - https://www.flickr.com/photos/emdjt42/4354700744/
3 - Coaster (Trident Version) - https://www.flickr.com/photos/gjm-photog...706083079/
4 - Red Arrow (All Versions) - https://www.flickr.com/photos/gjm-photog...831459374/
5 - Saltwell Park (Streetlite) - https://www.flickr.com/photos/aureolindn/16607240657/
6 - X10 (Original) - https://www.flickr.com/photos/gjm-photog...098403780/
7 - Red Kite (All Versions) - https://www.flickr.com/photos/gjm-photog...877397688/
8 - Whey-Aye 50 (All Versions) - https://www.flickr.com/photos/gjm-photog...920783144/
9 - Connection 4 - https://flic.kr/p/gWEG6f
10 - Cobalt Clipper (Version 1) - https://www.flickr.com/photos/emdjt42/3683712305/
Worse 10
1 - X66 (Gold Version 1)- https://flic.kr/p/br1ui9
2 - Crusader (Silver Version 1) - https://www.flickr.com/photos/emdjt42/8735175852/
3 - Black Cats - https://www.flickr.com/photos/gjm-photog...098225438/
4 - Cobalt Clipper (Version 2) - https://www.flickr.com/photos/gjm-photog...098246668/
5 - Laser (Version 2) - https://www.flickr.com/photos/emdjt42/7650676984/
6 - TEN (Citaro Version) - https://www.flickr.com/photos/gjm-photog...877337342/
7 - Highwayman - https://www.flickr.com/photos/gjm-photog...706150147/
8 - See It Do It - https://www.flickr.com/photos/emdjt42/23423488039/
9 - Diamond (Orange Versions) - https://www.flickr.com/photos/gjm-photog...663599438/
10 - Loop (Circles Version) - https://www.flickr.com/photos/emdjt42/17342304872/
