Although legitimate sales do take place, usually at the end of the high season to dispose of unsold stock, you'll have to be a bit cautious.
You don't need to be careful at end of season purchasing. 
mnli hypothesis: You don't need to be careful at end of season purchasing.  premise: Although legitimate sales do take place, usually at the end of the high season to dispose of unsold stock, you'll have to be a bit cautious.