Definition: 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.
Input: More than £1.25bn has been spent buying London properties to make way for High Speed Rail 2 (HS2), a freedom of information request has revealed.

HS2 buys £1.25bn of property in London