Many people believe that the Commission is only incumbent on clergy but all believers have a role to play. When you have a tangible stake in the success of an endeavor, you will work harder to see that success come about.
Yes. And sometimes all we need to do is spread the word of God. According to the verses below He will do the rest.
As the rain and the snow come down from heaven, and do not return to it without watering the earth and making it bud and flourish, so that it yields seed for the sower and bread for the eater,
So is My word that goes out from my mouth: It will not return to me empty, but will accomplish what I desire and achieve the purpose for which I sent it.
You will go out in joy and be led forth in peace; the mountains and hills will burst into song before you, and all the trees of the field will clap their hands."