The slow food movement has been gaining popularity in the USA. Hip restaurants boast that their food is locally sourced and completely organic. Purchasing food locally can reduce gas consumption and supports the local economy.
Purchasing videogames locally might not reduce gas consumption, but it probably will stimulate the local economy. Find out what companies are near you with gamedevmap. Or, use it to find exotic games from other countries, like Peter und Vlad from an Icelandic company. Just be careful not to download any malware.