19. The non-transitory computer readable medium of claim 15 where assigning the annotation marker comprises receiving a first user command via an input device associated with the processor to flag the portion of the market data.
19. The non-transitory computer readable medium of claim 15 where assigning the annotation marker comprises receiving a first user command via an input device associated with the processor to flag the portion of the market data. 20. The non-transitory computer readable medium of claim 19 where the annotation marker identifying the portion of the market data is created in response to receiving the first user command.