Staples: Buy 3 Get One Free Sale

Staples is having a Mix and Match sale.  When you Buy 3 Items from the list you get 1 Free:

$1 Items
.14 Really Useful Box
Rose Art Colored Pencils
Staples Poly Zip Envelopes
Staples Fat Memo Book, 5.5 x 4.25
Staples 25 Pack of Envelopes, Pull and Seal
Staples OOPS Retractable Correction Tape
Staples 3×5 White Lined Index Cards
Westcott 7 Inch Scissors
Stickies 1/2 Inch Tape Flags
Staples 3.25 X 4.25 Memo Book
Staples Mini Writing Pads
.14 Really Useful Box
Rose Art Colored Pencils
Staples Poly Zip Envelopes
Staples Fat Memo Book, 5.5 x 4.25
$2.00 Items
Staples Fashion Clipboard
Crayola Classic Markers Assorted
Quartet 8.5 X 11 Dry Erase Board with Marker
Staples Invisible Tape
$3 Items
Staples CD/DVD Envelopes
Staples Poly Envelopes Letter Size
Pentel EnerGel Pens
64 Count Crayola Crayons
$5 Items
Swingline Stapler Pack
Pentel Retractable WOW Pens
Staples Black Rotary Desk Organizer
Zebra Cadoozle Mechanical Pencils
Staples Photo Envelopes