Got it all figure out now.
On a cart that totals roughly $25 (minimum) after applying:
SAVEOCT15 (20%) + 1015WELEBM (10%) + 1015HBDAY (10%) + 2015SAVE (30%) = 70%
Then applying NTRICKS1 ($8) + JSTTRTS2 ($8) the
total savings is roughly 88-89% (which decreases the farther above $25 you go).
Also
SAVEOCT15 (20%) + 1015WELEBM (10%) + 1015HBDAY (10%) + 2015SAVE (30%) + HOHOCT15 (30%) on
this list =
FREE books