You may be referring to Mobile County's Foster Grandparent Program.
To volunteer or learn more about this program, contact:
Foster Grandparent Program
1150 Government Street
Mobile, AL 36604
Tel: 251-574-6488
While you are being advised to contact through telephone or by post, FGP Operations Handbook, a publication of Corporation for National and Community Service might help an elderly, wishing to enroll, see if she's eligible.
Under its Age and Physical Examination Requirements, you can read the following: Foster Grandparents must be 60 years of age or older and determined by a physical examination to be capable of serving children with exceptional or special needs without detriment to either themselves or the children served, and be willing to abide by the program requirements.
To learn more, scroll through the pages below and look for Eligibility To Be Enrolled (Chapter 8, page 67):
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