Barclays

If you're a Barclays current account holder and haven't yet signed up to its Blue Rewards scheme, join by 30 April and you'll get double rewards for the first month. This means you can earn at least £55 in your first year on the scheme.

A large number of Barclays customers were left unable to pay with their debit cards, make ATM withdrawals or use some other services after the bank was hit by major IT problems on Saturday.

First Direct has once again been crowned king of customer service in MoneySavingExpert.com's biannual banking poll, while Barclays has the dubious honour of taking home the wooden spoon.

If you're a Barclays current account holder and haven't yet signed up to its Blue Rewards scheme, then you can earn at least £55 in your first year if you join by 30 November – and it's now tax-free. But the scheme's not a reason to switch to Barclays, or even to stick with it.

Just over 1% of the 70 million active current accounts in the UK were switched in the first nine months of this year – although thousands more people switched banks than in the same period in 2015.

The number of complaints lodged against banks and other financial services firms fell by 2.6% between January and June this year compared with the previous six months, according to figures from the financial watchdog – and complaints about current accounts dropped 10%.

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Complaints about Lloyds Bank, HSBC, Bank of Scotland and Barclays made up almost half the total number of complaints lodged with the Financial Ombudsman Service (FOS) in the first half of 2016.

Holidaymakers hit by the collapse of Lowcostholidays have turned to their card providers to successfully reclaim lost funds – but dozens of Barclays customers say they've so far been left out of pocket as the bank has failed to pay out on their claims.

If you're a Barclays, Halifax or Co-operative Bank customer who earns 'rewards' in the form of monthly cash payments on your current account, you may owe tax.