Episode 1
When Poundland reduces its prices, Poundworld retaliates by launching the £1 bra.
Episode 2
A Poundworld store opens near Peterborough's longest-running small independent pound shops.
Episode 3
Poundworld CEO Chris Edwards decides to employ undercover store detectives.
Episode 4
Chris fights to win middle class customers by opening a branch in Harrogate.
