Answer:
I mirror your actions.
Take away my first letter take away my second letter take away all my letters and I would remain the same.
What starts with an 'e' and ends with an 'e' but only has one letter?
Some will use me, others not. Some have remembered, others forgot. For profit or gain, I'm used expertly. I can't be picked off the ground or tossed into the sea. What am I?
I go in dry and come out wet. The longer I stay in, the stronger my surroundings get. What am I?
What language does a billboard speak?