Some users report they have difficulties with getting the 50% Discount on Sparkles. Here is what you can do to get the discount:

I Purchased Avastar from Second Life

Purchase Sparkles and then send a request for discount to

gaia.clary@machinimatrix.org

Please add the exact Avatar name so we can locate the Avatar and refund 1800 L$

I Purchased Avastar from Paypal

Purchase Sparkles and then send a request for discount to

purchase@machinimatrix.org

If you have an account on the Machinimatrix Blog then include the account name in your email.
Otherwise include the exact paypal email address that you used during purchase.

I not yet purchased Avastar

There is no discount on Sparkles if you do not have Avastar.