Some of the most common and pressing crime and safety challenges are listed below. Click on any one of the problems or challenges below to see a list of evidence-based or evidence-informed strategies, or follow the links to the studies in which these strategies and tactics have been tested.

Building trust between police and communities and improving citizen satisfaction are key to gaining the community's cooperation and, ultimately, reducing and preventing crime. Click on one of the links listed below to view evidence-based and evidence-informed strategies and tactics for building trust or improving satisfaction.

Listed below are key organizational strategies that can be used to improve policing and, ultimately, enhance crime reduction and prevention effectiveness. It is important to note that many of the strategies and innovations presented here are untested and, therefore, cannot be considered evidence-based or evidence-informed.

Listed below are key technology, data, and analysis strategies and innovations that can be used to improve police organizations, community trust, confidence and satisfaction, and in some cases, reduce crime. It is important to note that many of the strategies and innovations presented here are untested and therefore cannot be considered evidence-based or evidence-informed.

Listed below are "practitioner-friendly" summaries of some of the key studies relied upon to support the recommended strategies and tactics presented in this App. Most of the summaries provided below are made available by George Mason's Center for Evidence-Based Crime Policy.

A variety of additional resources are made available through links within the categories below. Resources include additional studies, articles, videos, and websites. Clicking on these links will open the resource in your device's web browser, and some of the pages and resources may not be optimized for mobile device viewing.