callsA discard plus two jokers is a legal call. No natural tile required, whatever somebody's aunt taught them.
basicsA 20 percent win rate is a good first month. Three of four players lose every hand; play for the reads, not the streak.
basicsKeep suits together on your rack and your chosen hand's shape on one end. Your eye should find the gaps before your brain does.
basicsLearn one section of the card at a time. Depth in three sections beats a nodding acquaintance with nine.
basicsSay the tile name clearly when you discard. Calls legally depend on the name, and mumbling starts arguments.