If $500 is too much, two people can sign on for $250 each.
So people who know it's you would then sign the key.
He also received a thank you on paper signed by 900 people.
Then on to another window, where several people signed it.
Within a few hours more than 40 people had signed it.
"I don't have time to run around and get all these people to sign it," the senator said.
His letter was signed by 42 people, including many scientists.
By 2011, 180 people had signed to support this statement.
You may want another approach to get people to sign on the dotted line.
As to September 2010 the appeal has been signed by around 3,670 people.