The Question and Answer section for Of Mice and Men is a great resource to ask questions, find answers, and discuss the novel.
Crooks lives at the ranch..... is there some specification not cited in your initial question?
George does a lot of things from give fatherly advice to Lennie to get Lennie out of trouble. Really the book is full of examples of this. It takes a little time to go hunting for quotes but I think you can do it.