In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Example: For many Brazilians, Michel Temer's ascension to president was surprising. But as the first Brazilian president to have charges brought against him while in office, his arrest is less unexpected.
Example solution: Michel Temer: Brazil's arrested former president
Example explanation: The output is a relevant title for the given passage as it highlights the main crux of the given text.

Problem: Chancellor George Osborne is planning to relax a 21-year-old law about shopping on a Sunday. Here are 10 quirks of Sunday trading.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Solution: 10 quirks of Sunday opening