If well run expansion teams can quickly become competitive. Even our Flames when in Atlanta only spent 2 years below .500 before putting in consistent winning records. They can't blame Atlanta's poor attendance on the team performance.
http://www.hockeydb.com/stte/atlanta-flames-4680.html
The Islanders also became competitive after 2 seasons.
http://www.hockeydb.com/stte/new-yor...ders-7085.html