𝐂𝐫𝐞𝐞𝐩𝐲 𝐅𝐚𝐜𝐭𝐬

𝖈𝖗𝖊𝖊𝖕𝖞 𝟖𝟎

This is true, theres no 13 floor in building because according to business man 13 floor is an unlucky floor, so before you go in to the elevator ask guard 1st if theres an floor 13.