For my current set of tips, I'm using the list " 101 Small Ways You Can Improve Your City . 91. Set up neighborhood Wi-Fi. In a digital world, neighborhoods without strong wireless connections effectively lose out on other important network connections, ones that can help provide jobs, opportunity, and education. In the Red Hook neighborhood of Brooklyn, an often isolated pocket of the borough, a local non-profit initiative decided to bridge that gap by building its own mesh wireless network , creating a tool for local communication and a platform for community development . This is an excellent plan that gives a lot of bang-for-buck.