Work for us vs Works for us

Some examples from the web:

• No man or woman is forced to work for us.
• Maybe Dad can persuade you to work for us.
• And then you can come work for us.
• He could come back and work for us eventually.
• Perhaps we are a little rigid but that structure seems to work for us.
• You should work for us full-time, lieutenant.
• Nobody forced you to come work for us.
• We have to convince them to work for us.
• Marisol offered to work for us one day a week.
• And come work for us as an investigator.
• She could work for us until school starts.
• And you come back to work for us.
• I wasn't thinking that you would come work for us.
• Javier was wondering if you want to come work for us.
• Matt, come work for us.
• We hear you want to work for us.
• The F.B.I. can't work for us without approval from a congressional committee.
• Work for us, you assist the Empire.
• This loss will work for us.
• Make their tactics work for us.

Some examples from the web:

• As our new top seed, he works for us now.
• A journalist who still works for us.
• I don't know, sometimes it works for us.
• In fact, my colleague, June Cohen, has taken to calling it "radical openness," because it works for us each time.
• Neal's not allowed to accept payment while he works for us.
• Your guy there- he works for us.
• Heba's brother works for us.
• That's Tom, who works for us.
• No, what I mean is Edribali works for us.
• She works for us and is efficient.
• Dr. Wu works for us.
• But he started something his machine can't stop 'cause it works for us now.
• That janitor in the hallway, he works for us too.
• Chapman, this is my cousin who works for us.
• Ji-yeon, this is my cousin who works for us.
• A man who works for us has adopted her.
• Why do you want to interview someone who works for us?
• But she works for us, right?
• Your mom works very hard - Just now, she works for us.