Okay... The first of My... Hypothetical Pop~Quizes then...!
Your at a Super~Market that has "Narrow" Isles...! , And a Man that really takes Your Eye comes down the Isle and has to Brush past You...!
Firstly... How does it make You feel... (Describe it)
Secondly... What might You do to gain this Persons notice...? , (What might You do to attract this Person's attention and a possible conversation etc.)