using batch parameter
hide output and output only the stuff you want to reveal
echo verbose stuff 1
echo verbose stuff 2
echo verbose stuff 3
echo important stuff! >&2
echo verbose stuff 4
launch an exe file asynchronously
By default, scripts run synchronously. What it means is that when you launch an exe file, the batch file doesn't go on running until you close the program, and it is quite annoying.
So, use "start" command to run steps asynchrounously.
start sublime_text.exe %1