Document:

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                                                                    Exhibit 10.2

                               AMENDING AGREEMENT

                          TO A SHARE EXCHANGE AGREEMENT

                      ENTERED INTO AS OF FEBRUARY 28, 2002

BETWEEN:                     OZ COMMUNICATIONS, INC.
                             ("OZ")

AND:                         MICROCELL CAPITAL II INC.
                             ("MICROCELL")

WHEREAS Microcell and OZ entered into a Share Exchange Agreement dated as of
November 8, 2000 (the "AGREEMENT").

WHEREAS Microcell and OZ wish to amend the Agreement.

THE PARTIES HERETO AGREE AS FOLLOWS:

1.  Effective as of the date hereof, the Agreement is hereby amended as
follows:

    1.1 Sections 10 and 11 of the Agreement are hereby deleted in their
entirety.

IN WITNESS WHEREOF, THE PARTIES HAVE SIGNED IN MONTREAL, PROVINCE OF QUEBEC.

MICROCELL CAPITAL II INC.                   OZ COMMUNICATIONS, INC.

/s/ JEAN-MARC FERLAND

BY:     /s/ JOCELYN COTE                    BY:    /s/  GILLES LAPIERRE
        ------------------------------              -------------------------
        NAME: JOCELYN COTE                  NAME: GILLES LAPIERRE
        TITLE: ASSISTANT SECRETARY          TITLE:  V. P.<PAGE>
                                                                    Exhibit 10.3

                               AMENDING AGREEMENT

                      ENTERED INTO AS OF FEBRUARY 28, 2002

AMENDING AGREEMENT (the "AMENDMENT AGREEMENT") by and among GUDJON MAR
GUDJONSSON and SKULI MOGENSEN (collectively, the "FOUNDERS"), OZ COMMUNICATIONS,
INC. (formerly known as OZ.COM), a California corporation (the "COMPANY"), and
MICROCELL CAPITAL II INC. (the "INVESTOR").

WHEREAS the Founders, the Company and the Investor entered into a Shareholders
Agreement dated as of November 8, 2000 (the "AGREEMENT").

WHEREAS the Founders, the Company and the Investor wish to amend the Agreement.

THE PARTIES HERETO AGREE AS FOLLOWS:

1.  Effective as of the date hereof, the Agreement is hereby amended as
follows:

    1.1 Section 1.5 of the Agreement is hereby amended and replaced by the
        following:

        "The participation rights of Investor shall not apply to (a) any pledge,
        restricted transfer or hypothecation of Common Stock made by the
        Founders pursuant to a bona fide loan transaction, (b) any transfer to
        the Founders' ancestors or descendants or spouse or to a trustee for
        their benefit, (c) any bona fide gift. Any such pledgee, transferee or
        donee shall be known as a "Permitted Transferee."

    1.2 The first sentence of Section 2 of the Agreement is hereby amended and
        replaced by the following sentence:

        "At the 2002 Annual Meeting of the shareholders of the Company, and at
        that meeting only, each of the Founders will vote a sufficient number
        (when added to the shares of the capital stock of the Company owned by
        Investor) of shares of the capital stock of the Company which they are
        entitled to vote under any trust, voting agreement or proxy, in favour
        of the election of one nominee to the Board of Directors of the Company
        to ensure that Investor's nominee is elected."

IN WITNESS WHEREOF, THE PARTIES HAVE SIGNED IN MONTREAL, PROVINCE OF QUEBEC.

/S/   GUDJON MAR GUDJONSSON             /s/  SKULI MOGENSEN
-------------------------------        ------------------------------------
GUDJON MAR GUDJONSSON                  SKULI MOGENSEN

OZ COMMUNICATIONS, INC.                MICROCELL CAPITAL II INC.

                                       /s/ JEAN-MARC FERLAND

By:  /s/ SKULI MOGENSEN                By:  /s/ JOCELYN COTE
     --------------------------           ---------------------------------
     SKULI MOGENSEN                        Jocelyn Cote<PAGE>
                                                                    EXHIBIT 10.4

                            SHARE TRANSFER AGREEMENT

ENTERED INTO AT MONTREAL, PROVINCE OF QUEBEC, ON FEBRUARY 28, 2002

AMONG:      MICROCELL CAPITAL II INC., a corporation incorporated under the laws
            of Canada, having its registered office in Montreal, Canada,
            ("MICROCELL");

AND:        OZ COMMUNICATIONS, INC., a corporation incorporated under the laws
            of the State of California, United States of America, having its
            principal place of business in Reykjavik, Iceland, ("OZ");

WITNESSETH:

WHEREAS Microcell owns 11,405,860 common shares in the capital stock of OZ;

WHEREAS in consideration for its agreement to amend certain agreements between
Microcell and certain of its affiliates and Oz and certain of its affiliates,
Microcell wishes to transfer to OZ 5,299,160 common shares (the "TRANSFERRED
SHARES") held by it in the capital stock of OZ;

WHEREAS OZ wishes to accept for cancellation the Transferred Shares held by
Microcell.

NOW THEREFORE the parties hereto hereby covenant and agree as follows.

                                    ARTICLE 1

                         DEFINITIONS AND INTERPRETATIONS

1.1   DEFINITIONS -- As used in this Agreement, the following terms have the
      following meaning:

      1.1.1 "AGREEMENT" means this Share Transfer Agreement including its
            recitals, and all written instruments supplemental hereto signed by
            all the parties hereto, and any amendment or confirmation hereof;

      1.1.2 "BUSINESS DAY" means any day, other than a Saturday, Sunday, or
            other day on which the majority of the branches of the principal
            commercial banks located in Montreal, Quebec are not open for
            business during normal banking hours;

      1.1.3 "CLOSING DATE" means the date of this Agreement, and "Closing" means
            the completion of all the transactions contemplated hereby at the
            time of closing on the Closing Date;

      1.1.4 "LIENS" means (i) all hypothecs, mortgages, pledges, privileges,
            liens, security interests, transfers of property in stock, security
            granted under the Bank Act (Canada), charges, leases, occupation
            rights, restrictive covenants, title defects and other encumbrances
            or rights of others of any nature whatsoever or however arising, and
            (ii)

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                                      -2-

            all actions, claims or demands of any nature whatsoever or howsoever
            arising; and "Lien" means any one of them;

      1.1.5 "PARTIES" means Microcell and OZ and "Party" means either of them;

      1.1.6 "PERSON" means an individual, a corporation, a partnership, a
            trustee or any unincorporated organization;

1.2   APPLICABLE LAW -- This Agreement shall be construed and enforced in
      accordance with, and the rights of the Parties shall be construed and
      governed by, the laws of the Province of Quebec and the laws of Canada
      applicable therein.

1.3   RECITALS -- The recitals hereto form an integral part of this Agreement.

1.4   HEADINGS -- The titles and headings in this Agreement are solely for
      reference and shall not affect the scope, intention or interpretation of
      the provisions hereof.

1.5   GENDER -- In all cases where the context of this Agreement requires or
      permits same, the singular shall include the plural and the masculine
      shall include the feminine.

1.6   ENTIRE AGREEMENT -- This Agreement, and the agreements and other documents
      to be delivered pursuant hereto, constitute the entire agreement between
      the Parties pertaining to the subject matter hereof and supersede all
      prior agreements, and there are no warranties, representations or other
      agreements between the Parties in connection with the subject matter
      hereof except as specifically set forth herein and, the other documents to
      be delivered pursuant hereto.

1.7   SEVERABILITY -- Each provision of this Agreement shall be interpreted
      separately and the nullity of any provision of this Agreement shall not
      render the remaining parts of the Agreement null.

1.8   WAIVER -- No supplement, modification or waiver or termination of this
      Agreement shall be binding unless executed in writing by the Party to be
      bound thereby. No waiver of any of the provisions of this Agreement shall
      be deemed or shall constitute a waiver of any other provisions (whether or
      not similar) nor shall such waiver constitute a continuing waiver unless
      otherwise expressly provided.

1.9   TIME -- shall be of the essence of this Agreement.

                                    ARTICLE 2

                                    TRANSFER

2.1   TRANSFER -- Microcell hereby agrees to transfer to OZ, and OZ hereby
      agrees to accept for cancellation the Transferred Shares.

2.2   CONSIDERATION -- As consideration for the transfer of the Transferred
      Shares, OZ has agreed to amend certain contracts by and between Microcell
      and certain of its affiliates and OZ and certain of its affiliates.

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                                      -3-

                                    ARTICLE 3

                   WARRANTIES AND REPRESENTATIONS OF MICROCELL

Microcell warrants and represents to OZ as follows and acknowledges that OZ is
relying upon such representations and warranties in connection with the purchase
by OZ of the Transferred Shares and that OZ would not have entered into this
Agreement without the full benefit of such warranties and representations.

3.1   POWERS AND AUTHORIZATIONS -- Microcell has the capacity, power and
      authority and full legal right to enter into and execute this Agreement
      and to perform all of its obligations hereunder; Microcell has taken all
      necessary action to authorize the execution of this Agreement on its
      behalf by its officers, directors and shareholders and to authorize the
      performance of all of its obligations hereunder; this Agreement has been
      duly executed by a duly authorized person on behalf of Microcell and this
      constitutes valid and legally binding obligations of Microcell enforceable
      against it in accordance with its terms, except as enforcement may be
      limited by bankruptcy, insolvency, and other laws affecting the rights of
      creditors generally and except that equitable remedies may be granted only
      in the discretion of a court of competent jurisdiction.

3.2   TITLE TO TRANSFERRED SHARES -- Microcell shall transfer to OZ good and
      valid title to such Transferred Shares, free and clear of all Liens.

                                    ARTICLE 4

                      WARRANTIES AND REPRESENTATIONS OF OZ

OZ warrants and represents to Microcell as follows and acknowledges that
Microcell is relying upon such representations and warranties in connection with
the sale to OZ of the Transferred Shares and that Microcell would not have
entered into this Agreement without the full benefit of such warranties and
representations.

4.1   CORPORATE STATUS -- OZ is a corporation duly incorporated, organized and
      is validly existing under the laws of the state of California (United
      States of America) and is in good standing under the laws of each
      jurisdiction in which it is carrying on business or in which it owns or
      holds property.

4.2   CORPORATE POWERS AND AUTHORIZATIONS -- OZ has the corporate capacity,
      power and authority and full legal right to enter into and execute this
      Agreement and all ancillary documents hereto and to perform all of its
      obligations thereunder. OZ has taken all necessary action to authorize the
      execution of this Agreement and its ancillary documents on its behalf by
      its officers, directors and shareholders and to authorize the performance
      of all of its obligations thereunder; this Agreement and such ancillary
      documents have been duly executed by a duly authorized person on behalf of
      OZ and this Agreement and its ancillary documents constitute valid and
      legally binding obligations of OZ enforceable against it in accordance
      with their terms, except as enforcement may be limited by bankruptcy,
      insolvency, and other laws affecting the rights of creditors generally and
      except that equitable remedies may be granted only in the discretion of a
      court of competent jurisdiction.

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                                      -4-

                                    ARTICLE 5

                                     CLOSING

5.1   CLOSING -- At the time of closing on the Closing Date, Microcell shall
      deliver to OZ, the actual possession of the share certificate NC-05
      representing 11,405,860 common shares of OZ, duly endorsed for transfer to
      OZ of the Transferred Shares and OZ shall issue in the name of Microcell a
      share certificate representing 6,106,700 common shares of OZ, representing
      the balance of the common shares held by Microcell in the capital stock of
      OZ.

                                    ARTICLE 6

                   SURVIVAL OF REPRESENTATIONS AND WARRANTIES

6.1   SURVIVAL OF REPRESENTATIONS AND WARRANTIES -- All the warranties and
      representations and covenants and agreements made and given hereunder or
      in any agreement contemplated hereby shall continue to have full force and
      effect from the date of execution hereof, notwithstanding any verification
      made by any of the Parties, the whole subject to the following terms and
      conditions:

      6.1.1 NO TIME LIMIT -- All of the warranties and representations set out
            in Sections 3.1, 3.2, 4.1 and 4.2, shall continue to have full force
            and effect for an unlimited period of time.

                                    ARTICLE 7

                                  MISCELLANEOUS

7.1   FURTHER ASSURANCES -- Each of the Party upon the request of the other
      Party, whether before or after the Closing, shall do, execute, acknowledge
      and deliver or cause to be done, executed, acknowledged or delivered all
      such further acts, deeds, documents, assignments, transfers conveyances
      and assurances as may be reasonably necessary or desirable to effect
      complete consummation of the transactions contemplated by this Agreement.

7.2   SUCCESSORS IN INTEREST -- This Agreement and the provisions hereof shall
      inure to the benefit of and be binding upon the Parties and their
      respective successors and assigns. OZ and Microcell may not assign this
      Agreement or any of its rights and obligations hereunder without the prior
      consent of the other Party.

7.3   NOTICES -- Any notice, direction or other instrument required or permitted
      to be given hereunder shall be in writing and shall be delivered either by
      personal delivery or by telex, telecopier or similar telecommunication
      device and addressed as follows:

      (a)   in the case of OZ, to it at:

                               OZ COMMUNICATIONS, INC.
                               Snorrabraut 54
                               105 Reykjavik, Iceland

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                                      -5-

                               Fax: +354 535-0080

                               Attention: Gunnar Thoroddsen, General Counsel

      (b)   in the case of Microcell, to it at:

                               MICROCELL CAPITAL II INC.
                               1250 Rene-Levesque Blvd. West
                               Suite 400
                               Montreal, Quebec H3B 4W8
                               CANADA
                               Fax: (514) 846-6928

                               Attention: Vice-President, Legal Affairs

      Any notice, direction or other instrument aforesaid shall be deemed to
      have been given and received, if sent by telex, telecopier or similar
      telecommunications device on the next Business Day following receipt of
      such transmission or, if delivered, to have been given and received on the
      date of such delivery. Any Party may change its address for service by
      written notice given as aforesaid.

7.4   EXPENSES --Microcell and OZ shall bear and pay all of their respective
      costs, expenses and fees (including, without limitation, legal counsel and
      accounting fees and disbursements) incurred by it in connection with the
      preparation, execution and consummation of this Agreement and the
      transactions contemplated hereunder; it being understood, whether or not
      the transaction contemplated in this Agreement and ancillary documentation
      closes, Microcell shall not be responsible and shall not assume any of
      OZ's transaction expenses.

7.5   COUNTERPARTS -- This Agreement may be executed in one or more
      counterparts, each of which when so executed shall be deemed an original,
      and such counterparts together shall constitute one and the same
      instrument.

7.6   NO THIRD-PARTY BENEFICIARY -- Except as otherwise indicated herein,
      nothing in this Agreement shall confer any rights upon any Person or
      entity not a party to this Agreement.

IN WITNESS WHEREOF, the Parties have executed this Agreement on the date and at
the place first above mentioned.

                                          OZ COMMUNICATIONS, INC.

                                          By: /s/ GILLES LAPIERRE
                                              ----------------------------------
                                                  Gilles Lapierre

                                          MICROCELL CAPITAL II INC.

                                          By: /s/ JOCELYN COTE
                                              ----------------------------------
                                                  Jocelyn Cote

                                              /s/ JEAN-MARC FERLAND

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