Answer:
A trail, a union, together tied. Come across me and you will find you cannot change the course I'm on. Without me you cannot travel on. What am I?
You cannot keep me until you have given me. What am I?
I am what one cannot keep, two cannot hold, and three cannot destroy. What am I?
I'm found in socks ties and hands. What am I?
I have four wings, but cannot fly, I never laugh and never cry; On the same spot Iām always found, toiling away with little sound. What am I?
A little house full of meat, no door to go in and eat.