Dell Business currently has 20% off select Software & Peripherals. That means you get these following deals, all with free shipping.

CD Burners
Plextor 48X24X48X PlexWriter CD-RW Drive $45 with $30 rebate [Exp 7/31] (A0054273)

Sony 52x24x52 CRX220A1 CDRW Drive $56 (A0078782)

Sony Ext USB2 24x10x24 CDRW + 8x DVD $175 with $50 rebate [Exp 9/30] (A0091069)

4x DVD Burner

TDK 4x2.4x12 DVD+R/+RW + 16x10x40 CDRW $148, $40 rebate [Exp 7/31] (A0072514)

TDK IndiDVD 4x2.4x12 DVD+R/+RW + 4x2 DVD-R/RW + 16x10x40 CDRW $220 $20 rebate [Exp 7/31] (A0103817)

Micro Solutions Ext USB2 4x2.4x12 DVD+R/+RW + 16x10x40 CDRW = $218 w/$20 rebate [Exp 7/31] (A0097417)

Plextor 4x2.4x12 DVD+R/+RW + 16x10x40 CDRW $188 with $20 rebate [Exp 7/31] (A0094604)

Hard Drives
Western Digital 200GB 8MB Drive $120 with $120 rebate [Exp 7/31] (A0080840)

Dell 120GB 7200 RPM Hard Drive 8MB Cache = $103 (340-3277)

Dell 40GB Notebook Hard Drive 5400RPM 12ms = $126 (340-3925)

Toshiba Super Slimline 40GB Notebook 2.5" Hard Drive = $116 (A0048507)