Step Two: Assemble a year's worth of clothes that pile up high enough to rival Mt. Everest.
Step Three: Accept reality and give away half the clothes you had originally decided to bring. I hear missionaries are supposed to be ugly anyhow. Remember, Jesus loves you just the way you are... unfashionable or otherwise!
Step Four: Fold clothes & vacuum out the air. Voila! Off you go!
And that, my friends, is how you get it done!
It looks like there is still lots of room in there.....