What strategies have been most effective in convincing employers to adopt bike-friendly workplace policies, such as installing secure bike parking, providing shower facilities, and offering incentives for cycling commuters, and how can these strategies be tailored to different types of workplaces and industries? Are there any successful case studies or examples of companies that have implemented bike-friendly policies and seen positive outcomes, such as increased employee satisfaction and reduced absenteeism? What role do you think employee advocacy groups or cycling clubs can play in promoting bike-friendly policies within their workplaces, and what kinds of initiatives or campaigns have been successful in bringing about change? How can advocates for bike-friendly policies balance the needs and concerns of cyclists with the needs and concerns of other stakeholders, such as building management or HR departments, and what kinds of compromises or solutions have been effective in resolving conflicts or addressing concerns? Are there any creative or innovative approaches to promoting bike-friendly policies that have been successful, such as partnering with local bike shops or advocacy groups, or using social media or other online platforms to raise awareness and build support?