I like:
Tridents (plaxton not loyne)
B7s (plaxtons/vykings/eclipses)
MPDs (particularly 547)
Omnicities

I don't like:
Citaros
Tridents (W182SCU's engine reaks)
Versas (awful)
Omnidekkas (GNE really need to refurb some of them imo, then they'd be nice. GJE/F/G are nice.)