Brief user’s guide for: Working with modifiers in POS Sector.
WAITER GURU
A perfect guide for starters and professionals,
for waiters & bartenders.
Waiter Guru describes the real experiences and how to deal with daily problems in 21 chapters and 56 pages. It just makes many things so simple.
You will learn so much and get through the book so quickly that you will want to start your working shift with your new knowledge and attitude immediately.