Thank you for the replies. Wow, I don't understand how a record company can instruct thousands of radio stations to start playing song X on a given day. How is that possible? And how does a song move up in "spins" when most radio stations these days don't take requests? It's apparent that ...

When an artist releases an album that has multiple potential hits, how is it that only one of those songs at a time gets radio focus? Every radio station around the country (even world?) plays hit song #1 first. Then two or three months later they all start playing hit song #2 and so on. What is con...