A London penthouse for £60,000 per week, plus the Isa offering 12% returns

Also, the pension changes that could cost Britons thousands and Whirlpool finally tells customers to unplug dangerous tumble dryers

Grosvenor House Suites on Park Lane/Mount Street.
The penthouse at the Grosvenor House Suites in Mayfair comes comes with a butler, a choice of daily newspaper and the use of an Aston Martin. Photograph: Linda Nylind for the Guardian

Hello and welcome to this week’s Money Talks – a roundup of the week’s biggest stories and some things you may have missed.

Money news

Pension changes could cost 11m Britons thousands of pounds

Viagogo condemned over Ed Sheeran cancer benefit concert tickets

Hotpoint tells tumble dryer owners: unplug faulty machines due to fire risk

Amazon, Deliveroo and Uber ‘still viable’ with no gig economy workers

Gas and electricity prices may have to rise further, warns industry body

Feature

A London penthouse for £60,000. No, not to buy – that’s the weekly rent

A view of Hyde Park from a balcony at the Grosvenor House Suites by Jumeirah Living.
Pinterest
A view of Hyde Park from a balcony at the Grosvenor House Suites by Jumeirah Living. Photograph: Jumeirah

In pictures

Homes for around £300,000

Your budget will buy you this two-bedroom barge in central London’s only marina, St Katherine Docks, a hidden enclave near Tower Bridge.
Pinterest
Your budget will buy you this two-bedroom barge in central London’s only marina, St Katherine Docks, a hidden enclave near Tower Bridge. Photograph: River Homes

In the spotlight

The ‘innovative finance’ Isa is being hailed by some as the answer to years of miserable interest rates. Rupert Jones looks at who is offering them and how they work

Cutting out the banks: peer-to-peer websites match lenders with borrowers.
Pinterest
Cutting out the banks: peer-to-peer websites match lenders with borrowers. Photograph: Alamy Stock Photo

Consumer champions

I’m losing my unused Vodafone pay-as-you-go credit after switching

BT’s crossed wires over line rental refund

How can I trace the holiday my late husband bought on Booking.com?

Domestic & General caught me in a spin cycle over warranty

Money deals

Get a 10% discount on Guardian travel insurance, provided by Voyager, until 28 February. Use promo code WIN10 to claim your discount.

You could save on international money transfers with free online transfers and competitive exchange rates from Guardian International Money Transfers, provided by Moneycorp.