Even where the same company is operating trains and buses you are unlikely to be regaled enthusiastically by bus publicity. When fbb last passed by, Truro Station (First Great Western) had no publicity or directions for First Kernow's buses that stopped outside.
But imagine, if you can, the complications which materialise at Huningue, Weil am Rhein and Basel.
Firstly, three separate nations.
In Huningue [FR] the buses are marketed as Distribus ...
Oh, and the Distribuses are very smart.
Look at the bus map and ...