Changes

*It is particularly vulnerable to certain types of tactical manipulation, such as ''compromising'' (when a voter thinks their preferred candidate has no chance of winning they may vote for a less preferred candidate so that their vote has a chance of affecting the outcome) and ''vote splitting'' (where two similar candidates share the votes that either would have got alone, allowing a less popular candidate to top the poll).

*It is particularly vulnerable to certain types of tactical manipulation, such as ''compromising'' (when a voter thinks their preferred candidate has no chance of winning they may vote for a less preferred candidate so that their vote has a chance of affecting the outcome) and ''vote splitting'' (where two similar candidates share the votes that either would have got alone, allowing a less popular candidate to top the poll).

*Smaller parties can only get representation if they concentrate their support in particular areas, so encouraging nationalist or separatist parties such as  the [[Scottish National Party]] and [[Bloc Québécois]].

*Smaller parties can only get representation if they concentrate their support in particular areas, so encouraging nationalist or separatist parties such as  the [[Scottish National Party]] and [[Bloc Québécois]].