ProductTank provides an opportunity for Product Managers working for (or wanting to work for) web companies in London to exchange ideas and experiences about Product Management, Business Modelling, Metrics, User Experience and all the other things that get us excited. Events include talks from guest speakers on topics around product management, networking opportunities, and a good old-fashioned chin-wag over a beer or two. We're open to companies big and small. We also welcome early-stage techno …