Eager loading associations related to user

Why make this post It was a problem i faced myself with and couldn't find any real direct answer to. "How do i eager load if a user has liked a post? If a user is already friends with another user?". I wanted to know how to eager load if an association that is directly related to the user exists(though it can be used in other ways, not just this one) and that now has lead me to write this so that other people that come across the same problem might find a possible answer here. In this example we