(15 Nov 2021, 12:50 am)Ambassador wrote Offer might not last forever and avoids added expense of placing then removing the vinyls

This.

Considering all operators have just signed up to a BSIP and now committing to working towards an EP, I think fare tactics like this may also be a rarity going forward.

The BSIP for example wants to rationalise the frequency on the coast road, essentially stopping the competition there and putting everyone into line.