My downstairs neighbour replaced their ceiling and the soundproofing's gone - what can I do?

All the flats in my block are leasehold and built in 1978. Noise from downstairs is now a nightmare after they replaced their ceiling. What can I do?
Homes On Wheels on MSN

Mobile vs. Traditional Homes: Why Manufactured Might Be the Smarter Move

A warm welcome to Homes on Wheels, your one-stop destination for all things related to manufactured homes. Today, we're peeling back the layers on the world of manufactured homes and double wides.