He beat the familiar and well-trodden path to her door.
You can use well-trodden, especially in expressions such as a well-trodden path and well-trodden ground, to indicate that a plan or course of action has been tried by a lot of people and so the result of it is easy to predict. Political power has long been a well-trodden path to personal wealth These working parties will be going over well-trodden ground
A well-trodden path is used regularly by a large number of people, and therefore looks worn and is easy to see. He made his way along a well-trodden path towards the shed