I'm not sure if this is the right place to search buyers for physical oil. You are searching for people of different status.You will not find them among the scum.
I have the same problem, but leting winners run is harder than you think. If I try to let the profits run I always end up with even more losses. The problem is you need a strong trend for this.
I considered using interactive brokers a while ago, but heard that from europe the signing process tends to be complicated and timeconsuming. But I would be glad to use it because of the low prices and positive references.
For longer time now, I'm constantly try to develop a profitable autotrading strategy in ninjascript. I have used price action, volume and even multi instrument aproach (euro FX, Nymex crude). I tried 10 second and 1 minute charts.
All back testing was unsatisfying.
Because of the human naiture, the reproducibility of any manual trading system is very low. On the other hand automatic systems have excelent reproducibility.