Reverse around the world strat for de_inferno. Two grenades are thrown from banana, then the Ts can rush CT spawn with a clear view.
Set yourself up at this location, all the way into the corner.
Throw nade right at the tip of the antenna branch.
Set yourself up here, right in the corner.
Throw nade right at the same spot on the antenna.
If you throw the two previous nades correctly, then the CTs should see something like this as you run through.