▁work ▁to ▁their ▁advantage . ▁S ugg estions ▁may ▁also ▁be ▁used ▁to ▁th wart ▁a ▁player ' s ▁oppon ent . ▁Since ▁every ▁suggestion ▁results ▁in ▁a ▁suspect ▁token ▁being ▁re - located ▁to ▁the ▁suggested ▁room , ▁a ▁suggestion ▁may ▁be ▁used ▁to ▁prevent ▁another ▁player ▁from ▁ach ieving ▁their ▁intended ▁destination , ▁prevent ing ▁them ▁from ▁suggesting ▁a ▁particular ▁room , ▁especially ▁if ▁that ▁player ▁appears ▁to ▁be ▁getting ▁close ▁to ▁a ▁solution . ▁ ▁Not et aking ▁One ▁reason ▁the ▁game ▁is ▁enjoyed ▁by ▁many ▁ages ▁and ▁skill ▁levels ▁is ▁that ▁the ▁complexity ▁of ▁note - t aking ▁can ▁increase ▁as ▁a ▁player ▁becomes ▁more ▁skill ful . ▁Begin ners ▁may ▁simply ▁mark ▁off ▁the ▁cards ▁they ▁have ▁been ▁shown ; ▁more ▁advanced ▁players ▁will ▁keep ▁track ▁of ▁who ▁has ▁and ▁who ▁does ▁not ▁have ▁a ▁particular ▁card , ▁possibly ▁with ▁the ▁aid ▁of ▁an ▁additional ▁grid . ▁Ex pert ▁players ▁may ▁keep ▁track ▁of ▁each ▁suggestion ▁made , ▁knowing ▁that ▁the ▁player ▁who ▁answers ▁it ▁must ▁have ▁at ▁least ▁one ▁of ▁the ▁cards ▁named ; ▁which ▁one ▁can ▁be ▁dedu ced ▁by ▁later ▁events . ▁One ▁can ▁also ▁keep ▁track ▁of ▁which ▁cards ▁a ▁given ▁player ▁has ▁seen , ▁in ▁order ▁to ▁minim ize ▁information ▁revealed ▁to ▁that ▁player ▁and / or ▁to ▁read ▁into ▁that ▁player ' s ▁suggestions . ▁ ▁Ed itions ▁Parker ▁Brothers ▁and ▁W adding tons ▁each ▁produced ▁their ▁own ▁unique ▁ed itions ▁between ▁ 1 9 4 9 ▁and ▁ 1 9 9