Payment Restrictions

or search frequently asked questions:

Does this extension support multi-store configuration?
Can I use payment restrictions per customer groups?
Can I restrict payment methods by customer attributes?
Can I set payment restrictions on a product level?
Can I restrict a certain payment method if a customer uses a coupon code?
Can payment restrictions be applied on particular days or times only?
Can I restrict payment methods by country?
What happens when you have two different products with two different payment methods?