Dealing with the Infantry Peril

[Imp]

I used to have great spidy sense with regards to where it falls, surprisingly since the patch not so much. Could this be the onset of senility

[DRG]

He's talking about a "priority target hex" and they are placed while deploying and the amount you get depends a lot on how many arty observers you have

Don

[Ironfist]

It's mentioned in the Game Guide, under section "Artillery Bombardment Screens"