. Ams stops large majority of seats e.g minority gov.t in scotland and labour coalition in wales
. small parties win seats e.g UKIP 2016 first two seats in Welsh Senedd
. Two types of representative : constituency and party list
. Party list take on leadership roles easily as they don't deal with constituents
. Coalitions are usually stable
. Minority of voters split their ticket by voting for one party in constitiuency vote but another for the party vote