For example , in October 2009 , virtual sugar beets were available for players to purchase in FarmVille .
Early Zynga.org campaigns enabled players to contribute to charitable causes by purchasing specially created virtual goods within Zynga games .
In October 2009 , virtual sugar beets were available for players to purchase in FarmVille .
Early Zynga.org campaigns enabled players to contribute to charitable causes by purchasing specially created virtual goods within Zynga games .