Allan - but it's not just seats and numbers - it's not that simplistic...

Factor in all the constant persistent anti labour rhetoric from Scots & Welsh Nationalists over the last decade,
add that to all the other usual non stop right wing anti labour propaganda bloating in the Nation's media, social internet, and bar room chatter...

..ideological warfare at it's text-book primest example...

Tories are very winningly self satisfied at reaping the harvest of floating voting easily swayed demographics of the UK electorate...