Welcome to Diagon Alley, here are some stores you might want to visit for your school supplies. Now I know you need supplies for class, or you can't take them. A Wand for Charms, ingredients for Potions, ect...
Now, I want you to visit every shop you want to and buy what you can afford. If you need more money, you can e-mail me and ask me for money and I will give you a task and then you can get money. Also, send all orders to me.
Gringotts
Madam Malkin's Robes
Ollivander's Wands
Owl Emporium
Leaky Cauldren
Flourish and Blotts
Apothecary
Quality Quidditch Supplies
(Store will be opened when all Quidditch Positions are filled)