11% Senior Secured Convertible Promissory Note Sample Contracts

Xa – Contract (January 25th, 2008)

THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE.

Xa – Contract (January 25th, 2008)

THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE.

Xa – Contract (July 12th, 2007)

THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE.

Xa – Contract (July 12th, 2007)

THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE.

Xa – Contract (July 12th, 2007)

THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE.

Xa – Contract (July 12th, 2007)

THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE.

Xa – Contract (July 12th, 2007)

THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE.

Xa – Contract (July 12th, 2007)

THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE.

Xa – Contract (July 12th, 2007)

THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE.

Xa – Contract (July 12th, 2007)

THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE.

Xa – Contract (November 1st, 2006)

Exhibit 10.7 THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE. XA, INC. 11% SENIOR SECURED CONVERTIBLE PROMISSORY NOTE Bridge Note No.: ___ October 23, 2006 FOR VALUE

Xa – Contract (November 1st, 2006)

Exhibit 10.2 THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE. XA, INC. 11% SENIOR SECURED CONVERTIBLE PROMISSORY NOTE Bridge Note No.: ___ October 26, 2006 FOR VALUE

Xa – Contract (August 15th, 2006)

Exhibit 10.5 THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE. XA, INC. 11% SENIOR SECURED CONVERTIBLE PROMISSORY NOTE Bridge Note No.: 4 August 8, 2006 FOR VAL

Xa – Contract (August 15th, 2006)

Exhibit 10.4 THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE. XA, INC. 11% SENIOR SECURED CONVERTIBLE PROMISSORY NOTE Bridge Note No.: 3 August 8, 2006 FOR VAL

Xa – Contract (August 15th, 2006)

Exhibit 10.6 THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE. XA, INC. 11% SENIOR SECURED CONVERTIBLE PROMISSORY NOTE Bridge Note No.: 5 August 8, 2006 FOR VAL

Xa – Contract (August 15th, 2006)

Exhibit 10.3 THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE. XA, INC. 11% SENIOR SECURED CONVERTIBLE PROMISSORY NOTE Bridge Note No.: 2 August 8, 2006 FOR VAL

Xa – Contract (August 15th, 2006)

Exhibit 10.2 THIS NOTE, THE SHARES OF COMMON STOCK AND/OR OTHER SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE (THE "SECURITIES") HAVE BEEN ACQUIRED FOR INVESTMENT PURPOSES ONLY AND MAY NOT BE TRANSFERRED UNTIL (i) A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "ACT") SHALL HAVE BECOME EFFECTIVE WITH RESPECT THERETO OR (ii) RECEIPT BY THE COMPANY OF AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO THE COMPANY TO THE EFFECT THAT REGISTRATION UNDER THE ACT IS NOT REQUIRED IN CONNECTION WITH SUCH PROPOSED TRANSFER NOR IS IN VIOLATION OF ANY APPLICABLE STATE SECURITIES LAWS. THIS LEGEND SHALL BE ENDORSED UPON ANY NOTE ISSUED IN EXCHANGE FOR THIS NOTE AND ANY SECURITIES ISSUABLE UPON CONVERSION OF THIS NOTE. XA, INC. 11% SENIOR SECURED CONVERTIBLE PROMISSORY NOTE Bridge Note No.: 1 August 8, 2006 FOR VALUE