-good reception/call quality
-large enough screen to see
-large enough keypad buttons to press (my great aunt has pretty bad hand arthritis)
-decent battery life is a plus (they turn their phones off a lot of the time)
-decent speaker also a plus
Moto vu204, LG 5500. Moto has better reception; LG may have a better keyboard layout for seniors. Otherwise, pretty comparable. Both free with contract.
"Fundamentally, there are only two ways of coordinating the economic activities of millions. One is central direction involving the use of coercion - the technique of the army and of the modern totalitarian state. The other is voluntary cooperation of individuals - the technique of the marketplace."
-- Milton Friedman