M: That let sellers set their own tasks. <br>A: set himself the task throughout the year, the number of units sold. Models proportion, as a percentage of their own.
M: That means letting the seller set the task for himself.<br>A: Set your own year-round tasks, how many units to sell. Model ratio, by yourself by percentage.
M: That is to say, let the sellers set their own tasks.<br>A: Set your own annual tasks and sell how many sets. Proportion of models, according to the percentage.