Jacobs return was the start of the changes that Scrooge was to undertake before Christmas Day. Marley tells Scrooge that he (Marley) will walk the earth for eternity because of his attitude to his fellow man. It was a punishment that he did not want Scrooge to endure
The Ghost of Christmas Present leaves Scrooge in the street where he talked to Scrooge of the children named Want and Ignorance. His departure was immediately followed by the appearance of the Ghost of Christmas Yet to Come.