Possible Clues:

• Coach may see risk cut straddling horse
• Old tourist vehicle
• A source of finance rumoured to be after daily transport
• Risk is reduced taking horse and carriage
• Opportunity, not the last, to get hold of equine transport
• An ABC arch (anag) — early excursion bus
• Risk lessened having tethered horse as old means of transport
• Endless opportunity to secure horse for coach once
• Not entirely risky acquiring horse for old coach
• Cleaner, by a stop, caught early bus