Sept - Oct = 122 days Selling all over the web internationally 24 hrs per day $500,000/122=$4098.36 per day $4098.36/60= 68.3 sales per day.
Plain English - If they have 1 sale per state, per day they're almost at that number. Now, include all the other countries and with the campaign that's going on, yea' I can see it.