Which means you're trying to light a fire, make a point, highlight a trend, cause action to be taken.

Maybe they're just trying to light a fire, give us a heads up.

Then he picked up his cigar and tried to light it.

She tried to light it but her matches went out in the wind.

He may have lost control of the car while trying to light a cigar.

Turning suddenly, he moved to the lamp and tried to light it.

"We're going to try to light the industry on fire."

A match went out as he tried to light it.

I was just trying to light a fire under our guys.

But instead he tried again to light the fire using small pieces torn from a newspaper.