Originally Posted by
newyorkgeorge
... I get a blanket and shove it fully under the arm rest next to me. If a POS sits next to me it confines him/her to their own seat. I get a lot of dirty looks when I refuse to move the blanket but as far as I am concern you have paid for only your seat and not part of my seat (my personal space).
My POS neighbor problems usually involve spillover above the armrest waterline. Do you have tactics that work for upper arm or shoulder-level intrusion other than just "being there"?