Player-boss Ben Greenhalgh has called upon Margate’s attacking players to take a leaf out of fierce rivals Ramsgate’s book as they aim to develop a ruthless streak in front of goal. Unbeaten Gate sit on the fringes of the Isthmian South East play-off positions with four wins and four draws this season. They were pegged back twice at home to AFC Croydon Athletic in a weekend 2-2 draw, having beaten Three Bridges 2-0 at Hartsdown Park through Greenhalgh’s brace last Tuesday. Missed chances proved costly against AFC Croydon Athletic and, while Thanet neighbours Ramsgate have netted 20 league goal…