The 1982 winner of the San Diego Women’s Amateur Championship is swiftly running up a tab of celebrity status, with no end in sight.   Avis Brown-Riley, now 51, never would have expected to gain so much, in such a short period of time, growing up in the lush San Diego, California valley.  Avis recalls the pleasures of sitting on her front porch and enjoying the mountain views that gazed over into Tijuana, Mexico.