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.