Available for rental (2,3)
![Ross](/clue/static/ross-mug.min.png)
'available for rental' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for to let that I've seen before include "Available for renting" , "Estate agent's sign" , "open to offers" , "Available for a tenant" , "Sign of the property market" .)
(Another definition for tolet that I've seen is " for hire".)