Trading in Betting Exchange

Trading in betting exchange is a way like trading with stocks.
Here we see the soccer game between Racing Club with Colon,the victory of home team is 1.82 odds and lay the win is 1.85.
With the same way 3.9 is back the draw -3.95 is lay the draw and 4.9 is back the win of the away team -5.1 is lay the win of away team!
So my suggestion for this match is lay the draw: