Helps to prevent extremism parties from breaking into the system- BNP received over half a million votes but didn’t win a seat in the 2010 election
Voters are faced with a simple choice and is easy to use
FPTP produces a single clear winner that can form a majority government (one party in power who enjoys a majority of seats in the HOC)- Conservative Party won a majority of the 2019 election wanting brexit done
System helps to reflect regional differences in voters preferences as the SNP is strong in scotland