If you plan on doing a lot of runs that involve going into the corpo buildings, i.e. labs or the bottling plant, definitely pick up Corporate and Academic. Sometimes you'll get stopped by employees working there, as you're sneaking around.

After that, pick up the Security etiquette in case you get annoyed by Lone Star trying to frisk you or arrest you. Then you can choose whatever after that. Just remember though, the fast talk skill is what matters the most. The etiquettes just give it a boost to help you win those specific speech checks.