This order is similar to a Relative order, but requires an offset greater than zero (which may be submitted in sub-pennies). RPI orders are routed to a separate book at the NYSE to trade against qualified orders.
To submit an RPI order
Click the Ask price to create a Buy order or the Bid price to create a Sell order.
From the Type field, select RPI.
If you don't see RPI in the order type list, ensure that your Destination is set to SMART and that the stock is listed on either the NYSE or NASDAQ.
Specify an offset greater than zero.
Transmit the order.
For more information, see the Order Types page on the website.