Some Halifax and Bank of Scotland Ultimate Reward Current Account (URCA) customers are due a payout after the banks failed to warn users they were increasing a monthly fee.
Banks should be forced to warn people when their savings go above the amount that would be protected if their provider went bust, a survey of MPs and consumers has found.
Any customer who signed up to a Scottish and Southern Energy (SSE) contract on their doorstep, by phone or at a shopping centre could have a mis-selling claim against the company, according to Trading Standards.
The new tax year began on Saturday, but savers who want to put their money into a new Isa should do it quickly, as some of the best buys have already been pulled.
Consumers buying insurance are now better protected thanks to new rules which will stop insurers unfairly rejecting claims because they didn't bother to ask crucial questions.