The Conservatives have promised to prevent long-term jobless benefit claimants from spending their welfare payments on alcohol, cigarettes and gambling.
The proposals would also see benefits cut for people who are able to work but have failed to hold down a job.
There are 15 candidates standing in the Holborn and St Pancras by-election on Thursday 8 October.
The Murdochs' News Corp company paid for flights and accommodation for the Conservative leader and her husband to travel to Greece.
Labour's Sital Punja says the cartoons contain "racist tropes" - something the Conservatives reject.
The new move could see all HMO conversions made to go through the planning process
The party says scrapping the scheme in 2021 left the UK less competitive than European destinations.
Shadow foreign secretary Tom Tugendhat says the US president's recent comments were aimed at US voters, in a BBC interview.
Shadow chancellor Andrew Griffith says rumours of further taxes are "causing Britain's wealth creators to flee the country".