If you start the mission Wrong Side of Tracks go and jump on the Train roof and just shoot the Enemy's and go back to Smoke.
That is known already, it is a backup strat/easy safe strat. It used to be used in runs a long time ago, if I recall correctly.
If you take a look at recent runs, they use a much faster method to complete the mission, where they jump on the train with the Sanchez while Smoke is with them. Then they ride back to Smoke's place.
Here's a video of my doing this in 2012. http://www.twitch.tv/joshimuz/c/1709489?t=1h19m40s
We don't do it now because it's slower, did you find it to be faster than what we do now?
The GTA:SA community has been deteriorating over a long period of time. Many top runners are not currently present on the leaderboard. This issue has not been seriously addressed yet, but an attempt will be made to remedy it now.
As of this news post, the San Andreas leaderboard will function in
