What is the meaning of *TO LET* in an advertisment
I saw an advertisement from a book as below, but I'm not sure what it means. Could you please tell me, thank you!
TO LET (1. What does here mean?)
Ideal for very experienced person looking to start up on their own(what??).
2. It means that they are looking for a person who has an experience, idea, and look for starting up their own (what?)