The SimCity Prima Official Game Guide key features: Free Access to SimCity eGuide The SimCity eGuide is a web access guide that also provides regular data updates, with data tables that you can easily search and sort. Know Your City Specializations Optimize every city in your region with different specializations and work together to complete Great Works. Be the Best Mayor Expert strategies on how to manage income and expenses while expanding utilities and city services to meet the demands of your growing population. Business Strategies Learn how to identify and extract natural resources to reap enormous profits from various business opportunities. Unlock Achievements Obtain every achievement...even the secret ones Quick Reference Tables Content listing costs, prerequisites, and upgrades for all buildings and their modules.