Where would you buy fruit? Why?
Where would you buy music? Why?
When did you go to a specialist retailer for the last time? What did you buy?
When did you go to an online retailer for the last time? What did you buy?
Where would you buy a bottle of perfume/cologne? Why?
Where would you buy music? Why?
Where would you buy furniture? Why?
When did you go to a department store for the last time? What did you buy?
Where would you buy a holiday? Why?
What do you like about shopping?
....
When did you go to a a (street) market for the last time? What did you buy?
....
When did you go to a supermarket for the last time? What did you buy?
When did you go to a convenience store for the last time? What did you buy?
Where would you buy a book? Why?
Where would you buy a pair of shoes? Why?
What do you dislike about shopping?
...