4 sales tricks observed in Apple stores

Apple is currently no. 1 in the list of the most valuable brands in the world. With its products and value of its brand, Apple has surpassed even Google, Microsoft or Coca-Cola. Apple and its distribution network (in the Czech Republic primarily iStore) have a unique corporate hierarchy and culture which is manifested even in its retail style. Which four tricks, which we as clients can identify in the ways Apple sells its products, are usable also in other types of stores?