New members are encouraged not to go out and buy a bow until you have spoken to a coach. It is recommended that you hire equipment for the first two months and then see a coach to get measured and to discuss the options. When you do have a new bow, book in advance...
Arrows go where the bow is pointing at the time of release and during the time it takes for the arrow travel to clear the bow. To point the bow in the right place we use a back sight and a front sight, unless you are just using your judgement to guess where the bow is...