Master Sales Agreements

                             MASTER SALES AGREEMENT

     This MASTER SALES AGREEMENT ("Agreement") is made and entered into as of
this 1st day of May 2006 (the "Effective Date") by and between DynaSig
Corporation, an Arizona Corporation, with its principal place of business at
1711 W. Greentree Dr., Suite 116, Tempe, Arizona, 85284 ("DYNASIG") and Delta
Resources LLC, an Arizona limited liability company, with a place of business at
12402 E. Saddle Horn Trail, Scottsdale, AZ 85259 ("DELTA").

                                    RECITALS

A.    . . .

MASTER SALES AGREEMENT

BY AND BETWEEN

LUBY'S, INC.

AND

PAPPAS RESTAURANTS, INC.

AND

PAPPAS PARTNERS, L.P.









JULY 23, 2002

        THIS MASTER SALES AGREEMENT is made and entered into this 23^rd day of July, 2002, by and between Luby's Inc., a Delaware corporation ("Luby's"), on the one hand, and Pappas Restaurants, Inc. (a Texas corporation) and Pappas Partners, L.P. (a Texas limited partnership), on the other hand (such Pappas entities being collectively referred to herein as the "Pappas Entities").

        WHEREAS, Luby's is in the business of owning and operating food cafeterias and other food purveying businesses;

        WHEREAS, the Pappas Entities are in the business, among other things, of designing and fabricating restaurant equipment and furnishings and have developed skills and expertise in such regards over many years of operation;

        WHEREAS, the Pappas Entities desire from time to time to sell certain of their products on a non-exclusive basis to Luby's and Luby's desires from time to time to purchase certain products from the Pappas Entities;

        WHEREAS, Luby's and the Pappas Entities desire to set up a mechanism and master agreement among them for purposes of facilitating the placement and fulfillment of orders for products;

        NOW, THEREFORE, in consideration of the premises, the mutual agreements contained herein and other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged by the parties, the parties hereby agree as follows:

        1.1.  Definitions.  For the purposes of this Agreement, in addition to the terms defined elsewhere herein, the following terms shall have the following meanings:

              (a)   "Affiliate" means any Person that controls, is controlled by or is under common control with any other Person;

              (b)   "Agreement" means this Master Sales Agreement, as the same may subsequently be amended, modified or supplemented in accordance with its terms;

              (c)   "Encumbrance" means any mortgage, pledge, lien, claim, encumbrance, charge or other security interest, option, defect or other right of any third Person of any nature whatsoever, other than inchoate mechanic's, materialmen's and similar liens arising in the ordinary course of business;

        THIS MASTER SALES AGREEMENT is made and entered into this 23^rd day of July, 2002, by and between Luby's Inc., a Delaware corporation ("Luby's"), on the one hand, and Pappas Restaurants, Inc. (a Texas corporation) and Pappas Partners, L.P. (a Texas limited partnership), on the other hand (such Pappas entities being collectively referred  . . .

                                      SOC

                                    RESINS

                             MASTER SALE AGREEMENT
                             ---------------------


                                     among


                               SHELL OIL COMPANY


                                  as SELLER,


                            RESIN ACQUISITION, LLC


                                   as BUYER,


                                      and


                            SHELL EPOXY RESINS INC.
<PAGE>

                     . . .

                                      SOC

                                    RESINS

                             MASTER SALE AGREEMENT
                             ---------------------


                                     among


                               SHELL OIL COMPANY


                                  as SELLER,


                            RESIN ACQUISITION, LLC


                                   as BUYER,


                                      and


                            SHELL EPOXY RESINS INC.
<PAGE>

                     . . .