It is one of the only ways young Londoners can afford to buy a home.
With the average house price in London being around half a million pounds, it is near impossible to for young people to raise the money for a mortgage.
However, The Evening Standards Homes and Property Editor Janice Morley talks about a solution, shared ownership.
It is a process in which a person, who has to be earning less than £60,000 a year, can buy a percentage of a property, and as they earn, they have the opportunity to buy more.
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