Step 1. Purchase your Groupon using the buy button on this page.Step 2. No need to do anything else! By purchasing this Groupon and providing your name and shipping address, you've completed the order for your GKhair Serum. Most orders ship within 7-10 days from the purchase date.Step 3. Enjoy!For questions pertaining to this deal, please visit the deal Q&A on this page. For post-purchase inquiries, please contact Groupon customer service. View the Groupon Goods FAQ for additional information.