Answer:
My first half means container. Not a lot of people understand my language. What am I?
I am one small little piece of paper yet sometimes hold lots of value. I am all you need to get in to big events but will cost you. I am an important part of travel. And if lost you're not coming.
You throw me away, I find my way back. Traditionally, I'm wooden with an arch in my back. What am I?
If you drop me, I'm sure to crack. Give me a smile and I'll always smile back. What am I?
Drop me and the world will shatter. You can always find me where you empty your bladder. What am I?
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk