This content was originally published more than five years ago and is archived here for preservation.
More up-to-date content is available on this blog.
I’m writing about one hundred things I’ve learned as a product manager.
Recently Unilever challenged Procter & Gamble to prove their advertising claim that P&G’s Fairy brand of washing-up liquid lasted twice as long as Unilever’s Persil brand. The result that followed provides a great lesson for product managers when deciding which battles to pick.