Grab the all-you-need reference and manage your products effectively and efficiently Now, product managers at every level can have an authoritative, one-stop reference to strategizing, introducing, and managing products at their fingertips. The Product Manager’s Desk Reference uses the progression of the practitioner across the career cycle as well as the progression of the product across its life cycle to establish clear guidelines as to what must be done, when, by whom, and with what level of expertise.