Usually just have one shop as your local corner shop. However, they do sometimes join forces in order to buy in bulk and offer some competition to the larger chains.
Chain Stores
Have a number of outlets spread across the country. These are usually well known.
Supermarkets
Offer a wide range of groceries and more commonly clothing, household and electrical goods in their bigger stores. In-house restraunts allow customers to try product ranges, encouraging sales.
Department Stores
Offer a range of different goods in the different departments within the store. They tend to specialise in higher priced premium products.