Answer:
I am pronounced as one letter, written with three. I come in blue, black, brown, or grey. Reverse me and I read the same either way. What am I?
They come at night without being called and are lost in the day without being stolen. What are they?
What is easy to spot but hard to find?
Of these things - I have two. One for me - and one for you. And when you ask about the price I simply smile and nod twice.
You throw me away, I find my way back. Traditionally, I'm wooden with an arch in my back. What am I?
When is it bad luck to see a black cat?