How to propose on Twitter

1. Ask:

@dawson: @congcongbo Will you? :) x http://yfrog.com/jkdkrnj

2. Wait (time elapsed, 3 minutes):

@congcongbo: @dawson of course I will! x

3. Celebrate:

@congcongbo: I said YES! http://yfrog.com/58ud4wsj

(Cong Cong Bo and Dawson King, two Twitter-ers in Cambridge, U.K., used the site to get engaged this week.)