Abstract: A game of strategy includes a game board, pieces which are movable on the board after placement, and pieces which are not movable during a game once placed on the board. The identity of some pieces is hidden from some players, and may be revealed temporarily and then hidden again.

Abstract: Familiar games are enhanced by modification equipment and/or rule changes which add strategic possibilities, player interactions, and twists not found in original game rules. Games suitable for pairing with modification equipment include board games, card games, dice games, tile games, and parlor games, for example. Game modification instructions function to alter one or more of: hand size, discards, draws, seating, turn count, turn order, rounds, scores, winning conditions, item ownership, item visibility, item possession, team membership, equipment in play, action targets, and other categories. Multiple games may be yoked together. Instructions modifying play may be followed at specified times, even after an original game ends, to determine an ultimate winner. Instructions may be embodied in cards, spinners, and/or software. Modification instructions may apply to all turn-based games, or to games in a particular category, or to a particular branded familiar game, for example.

Abstract: Familiar games are enhanced by expansion equipment which adds strategic possibilities, player interactions, and twists not found in original game rules. Games suitable for expansion include board games, card games, dice games, tile games, and parlor games, for example. Game-agnostic mechanism instructions function to alter one or more of: hand size, discards, draws, seating, turn count, turn order, rounds, scores, winning conditions, item ownership, item visibility, item possession, team membership, equipment in play, action targets, and other categories. Multiple games may be yoked together. Instructions injecting game mechanisms may be followed at specified times, even after an original game ends, to determine an ultimate winner. Game-agnostic mechanism instructions may be embodied in cards, spinners, and/or software, and may apply to all turn-based games, or to games in a particular category, or to a particular branded familiar game, for example.

Abstract: Familiar games are enhanced by modification equipment and/or rule changes which add strategic possibilities, player interactions, and twists not found in original game rules. Games suitable for pairing with modification equipment include board games, card games, dice games, tile games, and parlor games, for example. Game modification instructions function to alter one or more of: hand size, discards, draws, seating, turn count, turn order, rounds, scores, winning conditions, item ownership, item visibility, item possession, team membership, equipment in play, action targets, and other categories. Multiple games may be yoked together. Instructions modifying play may be followed at specified times, even after an original game ends, to determine an ultimate winner. Instructions may be embodied in cards, spinners, and/or software. Modification instructions may apply to all turn-based games, or to games in a particular category, or to a particular branded familiar game, for example.

Abstract: A vetting service protects personal information while nonetheless allowing its authorized use to perform background investigations of consenting participants. Raw background search results are filtered, redacted, and otherwise sanitized in compliance with an agreement by the participants, to produce background reports.