How good is sole to sole footsie?

Tell her, "Have you seen Jaws 3?" If she says no, rip her head off, and use the dead body. If she says yes, say"Then you wont like this!" and then scratch her armpit. That made no sense first of all...

COGS (Cost of Goods Sold) is a Material Cost.

No, do not use it to replace the bottom of your shoe.

Depends on the evidence. I teach fathers what to do. see links below

sole, n. 1 a: the undersurface of a foot b: the part of an item of footwear on which the sole rests and upon which the wearer treads 2: the usually flat or flattened bottom or lower part of something...