Inverness got back to winning ways in the Ladbrokes Championship with a comfortable 4-0 victory over bottom side Brechin.Brechin, who remain without a league win this season, almost took the lead after two minutes when Isaac Layne hit the post.They were made to pay when Brad McKay fired home in the seventh minute and, moments later, John Baird punished a poor clearance to make it 2-0.Connor Bell headed in Liam Polworth's corner after 52 minutes and George Oakley rounded off the scoring for Caley Thistle with three minutes left.