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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>FIN 48 (ASC 740) FOOTNOTE: NAAF IS EXEMPT FROM INCOME TAXES UNDER BOTH FEDERAL INTERNAL REVENUE CODE SECTION 501(C)(3) AND ARIZONA INCOME TAX LAWS, AND IS CLASSIFIED AS OTHER THAN A PRIVATE FOUNDATION UNDER SECTION 509(A)(1). INCOME FROM CERTAIN ACTIVITIES NOT DIRECTLY RELATED TO NAAF'S TAX-EXEMPT PURPOSE, HOWEVER, MAY BE SUBJECT TO TAXATION AS UNRELATED BUSINESS TAXABLE INCOME (UBTI). THE STORE LLC IS CONSIDERED A DISREGARDED ENTITY FOR TAX PURPOSES AND ITS ACTIVITY IS REPORTED WITH NAAF'S ACTIVITY FOR TAX PURPOSES. FROM TIME TO TIME, THE FOUNDATION MAY BE SUBJECT TO PENALTIES AND INTEREST ASSESSED BY VARIOUS TAXING AUTHORITIES, WHICH ARE CLASSIFIED AS ADMINISTRATIVE EXPENSES IF THEY OCCUR.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4A:</FormAndLineReferenceDesc>
        <ExplanationTxt>GUVO ACADEMIC AFTER-SCHOOL PROGRAM (ASP) GUVO COMMUNITY MEMBERS AND PROFESSIONAL TUTORS FROM THE DISTRICT DEVELOP AND MANAGE THE AFTER-SCHOOL PROGRAM, WHICH INCLUDES EXTRACURRICULAR ACTIVITIES DESIGNED TO KEEP STUDENTS SCHOLASTICALLY ENGAGED AS WELL AS PHYSICALLY FIT. STUDENTS BEGIN EACH SESSION WITH A STUDY HOUR WHERE INSTRUCTORS PROVIDE TUTORING IN READING, WRITING, MATH, SCIENCE, AND THE STUDY OF COMPUTER PROGRAMMING AND ROBOTICS. STEM ACTIVITIES TAKE PLACE EVERY-OTHER SESSION. ARTS AND CRAFTS ARE ALSO INCLUDED THROUGHOUT THE WEEK INCLUDING ART, PAINTING, SEWING, CERAMICS, AND BEADING. TRADITIONAL O'ODHAM CULTURAL LESSONS ARE TAUGHT INCLUDING POTTERY, DANCE, COOKING, BASKET MAKING, O'ODHAM LANGUAGE, TRADITIONAL SONGS, AND GARDENING. THROUGH A PARTNERSHIP WITH CENPATICO'S PREVENTION SERVICES, WE TEACH THE STUDENTS TOO GOOD FOR DRUGS AND VIOLENCE LESSONS TO INCREASE THE PERCEPTION OF HARM OF UNDERAGE DRINKING AND DRUG USE. THESE LESSONS ARE REINFORCED ON THE WEEKENDS BY PROVIDING DRUG AND ALCOHOL-FREE ACTIVITIES 3-4 WEEKENDS PER MONTH. THESE ACTIVITIES MAY INCLUDE FIELD TRIPS, GAME DAYS, SPORTS, MOVIE NIGHTS, STAR GAZING, OR CAMP OUTS. PARTICIPATING IN THE DISTRICT'S HEALTHY O'ODHAM PROMOTION PROGRAM (HOPP) IS ALSO INCORPORATED INTO OUR LESSON PLANNING. THE HOPP OFFERS FITNESS CLINICS AND WELLNESS COUNSELING TO THE STUDENTS. IN SEPTEMBER OF 2012, HOPP WAS NATIONALLY RECOGNIZED BY THE AMERICAN DIABETES ASSOCIATION FOR ITS WORK TOWARDS PREVENTION OF DIABETES AND OBESITY (THE SECOND LARGEST NATIVE AMERICAN TRIBE, THE TOHONO O'ODHAM HAS THE HIGHEST RATE OF ADULT ONSET DIABETES IN THE WORLD, WITH OVER 70% OF ITS ADULT MEMBERS HAVING THE DISEASE). HEALTH AND WELLNESS LESSONS PREPARED BY REGISTERED NURSES SPECIFICALLY FOR THE PROGRAM ARE TAUGHT, FOCUSING ON THE IMPORTANCE OF A HEALTHY LIFESTYLE TO AVOID TYPE 2 DIABETES AND OTHER ILLNESSES. MEALS: AS PART OF OUR PROGRAM, EACH STUDENT RECEIVES A COMPLETE HEALTHY MEAL AND SNACK IN ACCORDANCE WITH USDA GUIDELINES. TOTAL MEALS SERVED IN 2018 = 5474. PARTICIPATION: IN 2018 THE NEAREST BIE SCHOOL WAS 40 MILES AWAY IN A NEIGHBORING DISTRICT AND HAD ENROLLMENT OF 266 STUDENTS IN GRADES K-8. 42 STUDENTS ATTENDED THE GUVO ASP IN ONE LOCATION. BEGINNING IN SEPTEMBER 2018, A TOTAL OF 50 STUDENTS PARTICIPATED IN THE MEAL AND SNACK PROGRAM IN TWO LOCATIONS. DURING 2018, NO YOUTH WHO PARTICIPATED IN THE AFTER SCHOOL PROGRAM DROPPED OUT OF SCHOOL, SECURING THE PROGRAM'S 100% ACADEMIC RETENTION RATE FOR THE LAST SIX YEARS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4B:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE STORE THE STORE PROVIDES FOUR RURAL COMMUNITIES WITH ACCESS TO FOOD. THIS PROGRAM ALSO PROVIDES JOB TRAINING AND INTERNSHIPS FOR HIGH SCHOOL AND COLLEGE STUDENTS, ALLOWING THEM TO BUILD THEIR RESUMES FOR FUTURE EMPLOYMENT. THE STORE HELPS BREAK A CYCLE OF POVERTY AMONG WOMEN BY OFFERING PART-TIME EMPLOYMENT. AS A DIRECT CONNECTION BETWEEN TOHONO O'ODHAM CULTURE AND ECONOMIC EMPOWERMENT, THE STORE PROVIDES A SPACE FOR LOCAL ARTISANS TO SELL THEIR ART ON CONSIGNMENT WITHOUT CHARGE. FINALLY, THE STORE SERVES AS A GATHERING PLACE FOR LOCALS TO ENJOY OUTSIDE GAMES AND EVENTS IN A SAFE AND DRUG/ALCOHOL FREE ENVIRONMENT, PROMOTING A DRUG/ALCOHOL FREE LIFESTYLE IN A PREVENTION TYPE MODEL. PARTICIPATION: IN 2018, THE STORE HAD TWO FULL-TIME EMPLOYEES AND ONE PART-TIME EMPLOYEE. FOUR INTERNS WORKED IN THE STORE AND RAN THE GUVO AFTER SCHOOL PROGRAM AND SUMMER ADVENTURE PROGRAM. AN ADDITIONAL TWO INTERNS WORKED IN THE STORE ALONE.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4C:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SUMMER ADVENTURE PROGRAM (SAP) THE SUMMER ADVENTURE PROGRAM IS DESIGNED TO PROMOTE EDUCATION, BUILD YOUTH'S SELF-ESTEEM, SPARK CURIOSITY, PROMOTE HEALTH AND FITNESS, PROVIDE ENRICHMENT ACTIVITIES, AND KEEP YOUTH ENGAGED DURING THE LONG SUMMER MONTHS. THE PROGRAM FOCUSES ON TEACHING READING, MATH, TECHNOLOGY, AND HEALTH EDUCATION. ALSO INCORPORATED ARE THE TEACHING AND DEVELOPMENT OF TRADITIONAL TOHONO O'ODHAM ART, HANDCRAFTS, LANGUAGE, GARDENING, AND CULTURAL HISTORY. STUDENTS TAKE EDUCATIONAL FIELD TRIPS TO PLACES SUCH AS KITT PEAK OBSERVATORY, THE PIMA AIR AND SPACE MUSEUM, BIOSPHERE 2, ORGAN PIPE NATIONAL MONUMENT, AS WELL AS IMPORTANT LOCATIONS ON THE RESERVATION SUCH AS HISTORIC VILLAGES AND ANCESTRAL LANDS WHERE STUDENTS LEARN RESPECT FOR ELDERS AND BASIC SURVIVAL TECHNIQUES. MEALS: MONDAY THROUGH FRIDAY, EACH PARTICIPANT IS SERVED A COMPLETE HEALTHY MEAL AND SNACK IN ACCORDANCE WITH USDA GUIDELINES. TOTAL MEALS SERVED IN SUMMER 2018 = 782. PARTICIPATION: IN 2018, 30 STUDENTS ATTENDED THE SAP IN ONE LOCATION. FOR ONE WEEK, 200 STUDENTS PARTICIPATED IN AN ENRICHMENT CAMP. THE TOTAL NUMBER OF YOUTH RECEIVING DIRECT SERVICE IN 2018 WAS 230.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PRESIDENT AND CEO HAVE A FAMILY RELATIONSHIP.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS REVIEWED BY THE PRESIDENT, TREASURER AND BOOKKEEPER. AFTER THEIR REVIEW, A COPY IS DELIVERED TO ALL BOARD MEMBERS PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>NATIVE AMERICAN ADVANCEMENT FOUNDATION'S CONFLICT OF INTEREST POLICY COVERS ANY DIRECTOR OR COMMITTEE MEMBER WITH GOVERNING BOARD DELEGATED POWERS, OR ANY EMPLOYEE, WHO HAS A DIRECT OR INDIRECT FINANCIAL INTEREST. IN CONNECTION WITH ANY ACTUAL OR POSSIBLE CONFLICT OF INTEREST, AN INTERESTED PERSON MUST DISCLOSE THE EXISTENCE OF THE FINANCIAL INTEREST AND BE GIVEN THE OPPORTUNITY TO DISCLOSE ALL MATERIAL FACTS TO THE BOARD COMMITTEE. AFTER DISCLOSURE OF THE FINANCIAL INTEREST AND ALL MATERIAL FACTS, AND AFTER ANY DISCUSSION WITH THE INTERESTED PERSON, HE/SHE SHALL LEAVE THE BOARD COMMITTEE MEETING WHILE THE DETERMINATION OF A CONFLICT OF INTEREST IS DISCUSSED AND VOTED UPON. THE REMAINING BOARD COMMITTEE MEMBERS SHALL DECIDE IF A CONFLICT OF INTEREST EXISTS. AFTER EXERCISING DUE DILIGENCE, THE BOARD COMMITTEE SHALL DETERMINE WHETHER NAAF CAN OBTAIN WITH REASONABLE EFFORTS A MORE ADVANTAGEOUS TRANSACTION OR ARRANGEMENT FROM A PERSON OR ENTITY THAT WOULD NOT GIVE RISE TO A CONFLICT OF INTEREST. IF A MORE ADVANTAGEOUS TRANSACTION OR ARRANGEMENT IS NOT REASONABLY POSSIBLE UNDER CIRCUMSTANCES NOT PRODUCING A CONFLICT OF INTEREST, THE BOARD COMMITTEE SHALL DETERMINE BY A MAJORITY VOTE OF THE DISINTERESTED DIRECTORS WHETHER THE TRANSACTION OR ARRANGEMENT IS IN NAAF'S BEST INTEREST, FOR ITS OWN BENEFIT, AND WHETHER IT IS FAIR AND REASONABLE. IN CONFORMITY WITH THE ABOVE DETERMINATION, IT SHALL MAKE ITS DECISION AS TO WHETHER TO ENTER INTO THE TRANSACTION OR ARRANGEMENT.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>IN 2017/2018, THE BOARD OF DIRECTORS RESEARCHED NON-PROFIT ORGANIZATIONS OF SIMILAR SIZE LOCATED IN THE SOUTHWEST REGION. DETERMINATION OF THE CEO'S COMPENSATION WAS AGREED UPON BY THE BOARD OF DIRECTORS AFTER COMPARING THE INDUSTRY SALARIES FOR SIMILAR ORGANIZATIONS.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOUNDATION'S PUBLIC DISCLOSURE COPIES OF FINANCIALS AND FORMS 990 ARE AVAILABLE UPON REQUEST. FORM 990 IS ALSO POSTED ON GUIDESTAR.</ExplanationTxt>
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