“Common law marriage is a myth” despite kernott, the law of constructive trusts (concerning single legal owner cases) continues to leave many cohabitants without any recourse upon relationship breakdown. The extent to which the reform proposals contained in ‘The Financial Consequences of Relationship Breakdown’ (Law Com No 307) provide a sufficient improvement on the current law.
Focus upon the reform proposals (the second half of the question) not kernott. Use a number of sources, any argument needs to be backed up by literature not opinion. Please also look at ideas not widely discussed in literature.