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: David Cameron has been praised for taking on the issues of corruption and tax transparency but pressure groups are warning he must put his own house in order first, writes Naomi Grimley.

Can Cameron deliver on anti-corruption pledge?