Revenue Recognition: Optex Systems Holdings recognizes revenue based on the modified percentage of completion method utilizing the units-of-delivery method, in accordance with FASB ASC 605-35: The units-of-delivery method recognizes as revenue the contract price of units of a basic production product delivered during a period and as the cost of earned revenue the costs allocable to the delivered units. Costs allocable to undelivered units are reported in the balance sheet as inventory or work in progress. The method is used in circumstances in which an entity produces units of a basic product under production-type contracts in a continuous or sequential production process to buyers  specifications. Optex Systems Holdings contracts are fixed price production type contracts whereby a defined order quantity is delivered to the customer during a continuous or sequential production process tailored to the buyer s specifications (build to print). Optex Systems Holdings  deliveries against these contracts generally occur in monthly increments across fixed delivery periods spanning from 3 to 36 months. Optex Systems Holdings may at times have contracts that allow for invoicing based on achievement of milestone events. In such cases, Optex Systems Inc. recognizes revenue based on the milestone method in accordance with FASB ASC 605-28, as applicable. On October 24, 2011, Optex Systems, Inc. was awarded an $8.0 million contract with General Dynamics Land Systems - Canada that provided for milestone invoices up to a total of $3.9 million. Currently, there are no additional contracts providing for milestone payments. In accordance with FASB 605-28, Optex Systems, Inc. recognizes milestone payments as revenue upon completion of a substantive milestone as commensurate with the following guidelines: our performance to achieve the milestone, the milestone relates solely to past performance and is reasonable relative to all of the deliverables and payment terms within the arrangement. Milestones are not considered as substantive