Crossword Puzzle Private AOL exchanges

Clue: Private AOL exchanges

Magazine with an annual list of the 500 fastest-growing private companies (INC with 3 letters)
Some health club exchanges (RECIPES with 7 letters)
Private retreat for San Francisco NFLers? (NINERSANCTUM with 12 letters)
Private instructor (TUTOR with 5 letters)
Private hoard (e.g. CACHE with 5 letters)
Private parts (e.g. HOOHAS with 6 letters)
Like private lessons (ONEONONE with 8 letters)
Private school principal (HEADMASTER with 10 letters)
Private chat (TETEATETE with 9 letters)
Private lines (e.g. ASIDE with 5 letters)