Oh, there are so many bad ways to prioritize! The CEO's gut, for instance. A very common way is to prioritize based on what will help close the deals in the pipeline this quarter. This is short-term thinking; it may help the numbers once or twice, but successful product people are focused on a market, rather than individual customers.
Subscribe to my weekly Nano-letter:
Got bad ones to tell? Chapter 7 in my book, Product Roadmaps Relaunched, has some good ones.