John wants to maximize his monthly savings. He earns $5000 per month and has the following expenses: rent $1200, groceries $600, utilities $200, transportation $300, and miscellaneous expenses $400. He also wants to save for a vacation and decides to put aside $300 each month. How much can John save per month after all these expenses and savings for the vacation? Let's think step by step and output the final answer within \boxed{}.
user