But the approach here seems to be banking heavily on a (presumably) small portion of the audience.

He had banked heavily on the power of the Gonfal.

Democrats are banking heavily on the rebates to protect their majority in both houses.

By 1880, New England became one of the most heavily banked areas in the world.

I'd banked heavily on finding what I'd been looking for in or under that ship.

Confident drivers can gain a serious advantage through the heavily banked turns.

The Philippines, aiming to become an industrialized country within the next decade, is banking heavily on foreign investment to drive the economy.

The Northern Lights had long since gone: now, too, the clear skies were going, and dark cloud was banking heavily to the north.

Reynolds had banked heavily on the call-word coming through that morning, and the disappointment ran deep.

Snow was banked heavily in front of them.