The delay is much less than that on the sim account. I don't scalp or trade the news. I'm a swing trader so I think the difference on the positions will be acceptable for my trading.
I'm using SMTP. I'm still on simulation to test, but so far so good. Also, use the "Send market order on TS fill" option, so there will probably be additional slippage.
I tried to set it up for a long time, but never got exact results as my original orders on TS. The owner of the software suggested that I have to edit my codes and thinking that my orders being executed as my back test was a common misconception by novice traders. I might not be tech savvy but I...