Tradesports is great for US Markets - dow sp and ND. You can do upwards of $60/point on dows. Volumes are bigger on BB but cost of trading is lower on TS because there is ZERO backing away from prces.
The reality is that IG and Binary Bet.com on a regular basis restrict access to their online platform to traders who are showing big profits. They appear to have some sort of screen where they screen out large profit makers even if the profit maker is showing huge P/L swings.
An exchange like...