Exhibit (10) (ah)

                          AMENDMENT TO PROMISSORY NOTE

         AMENDMENT  dated as of March 15,  2000,  by and between  Murray  United
Development Corp., a Delaware corporation having a principal business address at
P.O. Box 224, Landing, New Jersey ("Borrower"),  and Anthony Campo,  residing at
28 Overlook Drive, Syosset, New York 11791("Lender").

         WHEREAS,  Borrower  executed a Promissory  Note dated August 1, 1998 in
the principal  amount of Eight Hundred Seven Thousand Two Hundred Eighty Dollars
($807,280.00)  in  favor  of  Lender,  representing  the  outstanding  principal
indebtedness of Borrower to Lender as of such date (the "Promissory Note"); and

         WHEREAS,  under the terms of such Promissory Note Lender has a right to
convert all or any portion of the unpaid principal amount of the Promissory Note
and/or any accrued and unpaid interest under such Promissory Note at the rate of
one (1) share of Common Stock of Borrower for each three quarters of one cent of
the aforesaid principal and/or interest elected to be converted; and

         WHEREAS, Lender and Borrower wish to amend the Promissory Note to limit
the number of shares of Common  Stock of the  Borrower  that may be  acquired by
Lender to one hundred  million  (100,000,000)  of such shares of Common Stock of
Borrower;

         NOW,  THEREFORE,  in consideration of the premises,  and for other good
and  valuable  consideration,  the receipt and  sufficiency  of which are hereby
acknowledged, the parties do hereby agree as follows:

         9.       Lender  hereby  agrees  that the  maximum  number of shares of
                  Common Stock of Borrower  that he may acquire upon  conversion
                  of the  outstanding  principal and interest of such Promissory
                  Note   shall   not   exceed   one   hundred   million   shares
                  (100,000,000).

         10.      Except as provided in the previous paragraph, all of the terms
                  and  conditions  of the  Promissory  Note shall remain in full
                  force and effect.

         IN  WITNESS  WHEREOF,  the  Borrower  and  Lender  have  executed  this
Amendment as of the day and year first above written.

                                        MURRAY UNITED DEVELOPMENT CORP.

                                         By:   S/ DWIGHT FOSTER
                                            Dwight Foster, President and
                                            Chief Executive Officer

                                                S/ ANTHONY CAMPO
                                            Anthony Campo