FirstGroup Chief Executive Tim O'Toole said the move provided "continuity and consistency for our passengers".

BBC: Great Western London to south Wales rail contest scrapped

Through this we are able to develop 'strong relationships' (our second core value), build on trust, continuity and consistency, all elements that are new to many.

BBC: NEWS | Programmes | Panorama | The system needs to be challenged

FirstGroup said it would provide "continuity and consistency".

BBC: Great Western London to south Wales rail contest scrapped

The Papacy is the dominant symbol of the continuity, consistency and resiliency of the institution of the Catholic Church.

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You need consistency and continuity when you have a big game coming up because it only takes a couple of things to go wrong and everything goes belly up.

BBC: Zinzan Brooke column