One turn consists of two parts in this order:
In mail and computer games (and by extension, if playing on git.lain.church) instead of throwing a die, players subtract 291 from the ordinal number of their proposal and multiply the result by the fraction of favorable votes it received, rounded to the nearest integer. (This yields a number between 0 and 10 for the first player, with the upper limit increasing by one each turn; more points are awarded for more popular proposals.)