If you mean "Putting game moves in bold" then the answer is "to make an actual move stand out from any by play and commentary". That's about the only interpretation I can place on your query, but I'm still confused to be honest.
... and [Bob] Is the ISIHaC weekend in May still a runner?
[Bob] Saw Belleville at the cinema, would have enjoyed it more had it not been missold. Maybe I should see it again sometime.
[All] Improve yer limericks, or the grim reaper will reap his rewards.
I've been drinking, does it show?