This topic has 1 reply, 2 voices, and was last updated 3 years, 4 months ago by Cone D. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts January 31, 2020 at 19:03 #36399 jenialyinvestParticipant Hello, how many years of data are you using to develop your strategies and what %OOS? January 31, 2020 at 20:26 #36403 Cone DParticipant Hello, I personally stick to 200 000k bars on M1 and M5, and with the rest, as much as possible, but not longer than 3 years. I really do not want to base my strategy on data from 5-10 years back. Regarding the OOS, I use 10 or 20%. This feature is number 1 in EA Studio 🙂 Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Login here