For a hand to be declared valid, three or more consecutive cards of the same suit without a joker make up a pure sequence. Players can lower thoverseas slots in ipleir total point total and lay a strong basis for future melds by concentrating on this area. Another strategic component is keeping an eye on the draws & discards of rivals. Your opponents' possible hands can be inferred by closely observing the cards they are discarding or picking up.
wmh