Invoices are sent to the email listed on the request form within 24-48 Hours. Quotes are valid for 5 days due to potential changes in pricing of components. NVIDIA RTX 4000 Series are based on a first come first serve basis dependent on your order purchase date. We will assign a placeholder to your order which will be updated once a GPU is assigned to your order, please be advised there may be a difference in price between the placeholder and the assigned GPU depending on the brand. Please email [email protected] with any questions regarding PC Builds.