Thieves Guild (Assassin's Creed 3)

kosmonavt90 The
courier runs out randomly, you can even run for hours with coins and he will not be. It can appear at any time, for example, when a fight has just started, or you are coming up to take extra. quest and shit, it appears. So there are no regularities in his appearances.

Guys, I want to finish the game for achieving meticulousness. Well, in short, I calmly carry out tasks with dogs and ... Guild of thieves task 2 is removed. But 3 doesn't appear. How to remove?