Martin Lewis's 'Money Saving Expert' urges Tesco, Asda and Aldi customers to get 'free £210'
The website highlights boosted bank switching offer including cash bonus and supermarket voucher
Tesco
Supermarket vouchers ending soon as families urged to claim £300 before March 31
The Household Support Fund closes at the end of March
Households issued £300 to spend on food shop in latest cost of living support package
Households can apply for cost of living supermarket support through local council schemes
