Second tier commission is pretty complex and it depends on your overall performance. Besides that you have Team commission - check their Affiliate Package for the detailed review.
Affiliates gain access to useful link software and lot of free stuff.
They write checks monthly, on or about the 15th day of each month either in US or Canadian dollars. An e-mail notification will be sent to you automatically whenever a purchase is made. You can match these notifications up with the commission report you receive at the end of each month. All commissions earned by an Associate will be paid monthly, within two weeks following the end of each month.