Pros (Advantages)	Cons (Challenges)
You will have more control over the quality of the item that is being manufactured	The setup cost may be considerable
Making it yourself means you're not dependent on too many other things going wrong	Your production process may be slow at first, or you might need a specific skill set that is expensive
Maybe you can price lower than companies who need to pay other people in the supply chain	There may be insurance or legislative requirements that you need to get before you can start manufacturing