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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CORPORATION IS ORGANIZED AND SHALL BE OPERATED EXCLUSIVELY FOR CHARITABLE, SCIENTIFIC, AND EDUCATIONAL PURPOSES, INCLUDING, WITHOUT LIMITATION: -TO OPERATE A COMPUTER NETWORK TO FACILITATE THE EXCHANGE OF BIBLIOGRAPHIC INFORMATION AMONG THE LIBRARIES OF MEMBERS, WHICH SHALL INCLUDE, BUT NOT BE LIMITED TO, INSTITUTIONS OF HIGHER EDUCATION AND FEDERAL, STATE AND LOCAL GOVERNMENTS, ALL OF WHICH ARE TAX-EXEMPT; -TO PROVIDE COST-EFFECTIVE ACQUISITION AND DELIVERY OF LIBRARY MATERIALS, AND OTHER EDUCATIONAL PRODUCTS AND SERVICES TO MEMBERS, WHICH ENHANCE THEIR ABILITIES TO SERVE THE NEEDS OF STUDENTS, CITIZENS AND THE GENERAL PUBLIC; -TO SUPPORT MEMBERS IN THEIR EFFORTS TO ENGAGE IN BEST PRACTICES IN THE FIELD OF LIBRARY SCIENCE, WITH THE AIM OF ADVANCING EDUCATION; -TO SOLICIT AND RECEIVE GIFTS, CONTRIBUTIONS, BEQUESTS, DEVISES AND GRANTS OF PROPERTY, WHETHER REAL OR PERSONAL, WHETHER OUTRIGHT OR IN TRUST, FROM INDIVIDUALS, FOUNDATIONS, PARTNERSHIPS, ASSOCIATIONS, ORGANIZATIONS, CORPORATIONS, LEGAL ENTITIES AND GOVERNMENTAL AGENCIES AND UNITS; AND -TO DO EVERYTHING NECESSARY IN THE PROPER MANAGEMENT AND ADMINISTRATION OF THE AFFAIRS OF THE CORPORATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 2, PART III, LINE 4A</FormAndLineReferenceDesc>
        <ExplanationTxt>MOBIUS' PURPOSE IS TO SHARE LIBRARY MATERIALS, INFORMATION AND SERVICES USING COST EFFECTIVE METHODS. THE MOBIUS UNION CATALOG HAS OVER 25 MILLION ITEMS SERVING OVER 1.5 MILLION USERS IN MISSOURI. A COURIER SERVICE DELIVERS LIBRARY MATERIALS TO MEMBER LIBRARIES ONCE PER DAY, 5 DAYS PER WEEK. MOBIUS HAS 78 MEMBER LIBRARIES WHICH INCLUDE 64 ACADEMIC LIBRARIES, 9 PUBLIC LIBRARIES, 4 SPECIAL LIBRARIES, AND THE MISSOURI STATE LIBRARY. -MOBIUS OFFERS TRAINING TO ITS MEMBERS AND HOSTS AN ANNUAL CONFERENCE. -MOBIUS OFFERS CONSORTIAL DISCOUNTS ON ELECTRONIC RESOURCES FOR ITS MEMBERS, SAVING THEM THOUSANDS OF DOLLARS EACH YEAR. -MOBIUS HAS A CONTRACT WITH THE MISSOURI STATE LIBRARY TO MANAGE AND HOST AN OPEN SOURCE INTEGRATED LIBRARY SYSTEM FOR THE PUBLIC LIBRARIES OF MISSOURI, CALLED MO EVERGREEN. -MOBIUS MANAGES INNREACH, A UNION CATALOG AND RESOURCE SHARING TOOL FROM INNOVATIVE INTERFACES AS WELL AS THEIR SIERRA PLATFORM, A LOCAL INTEGRATED LIBRARY SYSTEM FOR MEMBER LIBRARIES.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>MOBIUS IS ORGANIZED WITH MEMBER LIBRARIES.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>EACH MEMBER MUST BE A TAX-EXEMPT PUBLIC LIBRARY, ANOTHER TYPE OF TAX-EXEMPT LIBRARY, A TAX-EXEMPT INSTITUTION OF HIGHER EDUCATION WITH AN ACADEMIC LIBRARY OR A TAX-EXEMPT SCHOOL WITH A LIBRARY. A WRITTEN APPLICATION FOR MEMBERSHIP IS REQUIRED FOR NEW MEMBERS AND MUST BE APPROVED BY THE BOARD PRIOR TO ADMISSION AS A MEMBER. AT EACH ANNUAL MEETING OF THE MEMBERS, THE MEMBERS SHALL ELECT DIRECTORS TO HOLD OFFICE UNTIL THE NEXT SUCCEEDING ANNUAL MEETING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>ANY AMENDMENTS OF THE BYLAWS ARE SUBJECT TO THE APPROVAL OF MEMBERS THROUGH THEIR REPRESENTATIVES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>A PDF COPY OF THE FORM 990 IS ELECTRONICALLY SENT TO EACH DIRECTOR FOR REVIEW BEFORE THE RETURN IS FILED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>IF THE BOARD OR COMMITTEE HAS REASONABLE CAUSE TO BELIEVE A RESPONSIBLE PERSON HAS FAILED TO DISCLOSE AN ACTUAL OR POSSIBLE PRIVATE INTEREST, IT SHALL INFORM THE RESPONSIBLE PERSON OF THE BASIS FOR SUCH BELIEF AND AFFORD THE RESPONSIBLE PERSON AN OPPORTUNITY TO EXPLAIN THE ALLEGED FAILURE TO DISCLOSE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL COMPENSATION PAID TO THE EXECUTIVE DIRECTOR IS DETERMINED AND REVIEWED BY THE MOBIUS BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>GOVERNING DOCUMENTS ARE MADE AVAILABLE TO THE PUBLIC THROUGH THE ORGANIZATION'S WEBSITE AND UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 24E</FormAndLineReferenceDesc>
        <ExplanationTxt>LEXISNEXIS 133,634 0 0 CHARGEBACK EXPENSE 132,066 0 0 GALE 116,277 0 0 SPRINGER NATURE 111,874 0 0 OXFORD UNIVERSITY PRESS 102,823 0 0 CQ/SAGE 94,930 0 0 PROQUEST 84,101 0 0 CHRONICLE OF HIGHER ED 69,074 0 0 CENTER FOR RESEARCH LIBRA 51,511 0 0 CHATSTAFF 45,955 0 0 OVERDRIVE 43,000 0 0 BIOONE 40,057 0 0 AAAS SCIENCE ONLINE 35,707 0 0 NCC HOSTING SERVICES 25,585 0 0 NAXOS 22,565 0 0 CREDO 16,992 0 0 ORGANIZATIONAL MEMBERSHIP 10,000 3,658 0 BLOOMSBURY 13,000 0 0 CATALOG REVIEWER 12,355 0 0 MANGO LANGUAGES 11,201 0 0 HOSTING FEES 7,893 0 0 MORNINGSTAR 6,934 0 0 ENDNOTE 5,618 0 0 REFERENCE USA 5,500 0 0 ACCESSIBLE ARCHIVES 2,278 0 0 ALEXANDER STREET PRESS 2,264 0 0 BLDG &amp; VEHICLE MAINTENANC 1,602 373 0 HEINONLINE 1,829 0 0 RDA TOOLKIT 1,578 0 0 MISCELLANEOUS EXPENSES 1,497 0 0 CAMBRIDGE 957 0 0 ABC CLIO 647 0 0 COUNTRYWATCH 524 0 0 SWANK 441 0 0 IUG SCHOLARSHIP 336 0 0 TRAINING &amp; TRAVEL 174 0 0 TOTAL 1,212,779 4,031 0</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>