“Brick/rock through your windshield” is popular, but so, so expected. These people need to hire me. I'd give them creative causticity.
The added-on handwritten note tells me you're not up to it.
Source: nextround.net
Proactive citizen speaks for all "the people of New York."
Source: funamillion.com
Pink paper, + "p.s. you rock" = more sleepless nights.
Source: worleygig.com
Very Passive-Aggressive. Still, he of course slips in the "rock/brick—windshield" comment.
Source: seantubridy