This definition adds markers to a standard reversal chart that identify if the bars are up or down in the reversal periodicity.

For more about reversal charts, see these articles:

http://support.marketdelta.com/entries/229286-periodicities-in-mark...

http://support.marketdelta.com/entries/488697-meaningful-footprint-...

You must have the Professional version of MarketDelta for these RTL signal markers to appear.

The definition is attached.