Professional football (gridiron) Louis Cardinals moved to Phoenix, Arizona to become the Arizona Cardinals in 1988, while the Houston Oilers very nearly moved to Jacksonville in 1987 before deciding to stay, for the short term, in Houston. In 1993, the NFL began exploring expansion, eyeing five proposals (Baltimore, St. Louis, Memphis, Charlotte and Jacksonville), all of which were in cities that had hosted professional football before. The "Carolina Cougars" (later renamed Carolina Panthers) and Jacksonville Jaguars received franchises to begin play in 1995. At the same time, Al Davis moved the Raiders back to its original home in Oakland for the 1995 season,
Hawaii Professional Football League homefield of the top seed. The winners of both games meet in the championship game in early March. For the 2011 inaugural season, all four teams will play a six-game regular season, (two games against each other team; one at home, one on the road) over six weeks, which means no BYE weeks like most other football leagues. There will be two playoff rounds, which includes the championship game in March. There are some notable differences from other football leagues. Hawaii Professional Football League The Hawaii Professional Football League, or HPFL, is a professional-football league based in the U.S. state