Stocks that R/S have a historical pattern that is predictable in post-split trading. Other good plays are patterns of the OTC stock that goes major to NASDAQ / NYSE too (historical +30-50%) were t = < 3 weeks.
99 out of a 100 R/S play like text books. On the post split, play at -<.80 / .70 > % of the pre-split pps. They trade high votility for about 2 weeks The TTR is very high which you can take advantage of.