Dell Outlet Business & Education takes 15% to 20% off select factory-refurbished desktops and notebooks via the coupon codes listed below. They're among the best percent-off discounts we've seen on these units in recent months. Plus, many items qualify for free shipping. Sales tax is added where applicable and some exclusions may apply. Refurbished computers carry a 1-year Dell warranty. Coupons expire May 28. The deals: 20% off refurb Dell OptiPlex Desktop PCs via code "N5JTTSRQ22F?LR" 20% off refurb Dell Precision Notebooks or Desktop PCs via code "G3CH$RNNXMSPBW" 15% off refurb Dell Latitude Notebooks via code "QVST3HCJXS2ND$" 15% off refurb Dell Vostro Notebooks or Desktop PCs via code "?WSHB6NZX9$S9J"

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Dell Small & Home Office offers the Dell Vostro 470 Intel Ivy Bridge Core i5 3.1GHz Desktop PC (no monitor) for $549 plus $8 for shipping. That's $50 off and the least expensive Dell Vostro desktop we've seen with an Ivy Bridge processor. Sales tax is added where applicable. It features an Intel Core i5-3450 3.1GHz Ivy Bridge quad-core processor, 4GB RAM, 500GB 7200 rpm hard drive, DVD burner, 802.11n wireless, Bluetooth 4.0, Gigabit Ethernet, and Windows 7 Home Premium 64-bit.

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Dell Small & Home Office offers the 4-lb. Dell Vostro V131 Intel Core i5 2.5GHz 13.3" LED-Backlit Notebook in Aberdeen Silver bundled with a $100 Dell eGift Card for $699. Coupon code "23LBB0BDXPH2FZ" cuts it to $629.10. With free shipping, and assuming you use the gift card, that's $100 under last week's mention and the lowest total price we've seen for a Core i5-equipped Vostro V131 this year. Sales tax is added where applicable. It features an Intel Core i5-2450M 2.5GHz Sandy Bridge dual-core processor, 13.3" 1366x768 LED-backlit widescreen LCD, 4GB RAM, 320GB hard drive, 802.11n wireless, 6-cell battery, Bluetooth 3.0, and Windows 7 Professional 64-bit. Deal ends May 31. Note that no optical drive is included, and the gift card will be emailed to you in 10 to 20 days after purchase.

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Dell Small & Home Office offers the 4.03-lb. Dell Vostro V131 Intel Core i5 2.5GHz 13.3" LED-Backlit Notebook in Aberdeen Silver for $699. Coupon code "23LBB0BDXPH2FZ" cuts it to $629.10. With free shipping, that's $130 off and the lowest total price we've seen for a Core i5-equipped Vostro V131 this year. (We saw one for $30 less last October.) Sales tax is added where applicable. It features an Intel Core i5-2450M 2.5GHz dual-core Sandy Bridge processor, 13.3" 1366x768 LED-backlit LCD, 4GB RAM, 320GB hard drive, 802.11n wireless, 6-cell battery, Bluetooth 3.0, and Windows 7 Professional 64-bit. Deal ends May 31. Note that no optical drive is included.

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Dell Small Business offers the 11.9-lb. Alienware M18x Intel Ivy Bridge Core i7 2.3GHz 18.4" LED-Backlit Widescreen Notebook in Quasar Blue for $2,599. Coupon code "BHW1L0MX0D?MCX" cuts it to $2,549. With free shipping, that's $50 off and a price low for an 18" laptop with this CPU and GPU pairing. Sales tax is added where applicable. This gaming laptop features an Intel Core i7-3610QM 2.3GHz Ivy Bridge quad-core processor, 18.4" 1920x1080 (1080p) LED-backlit widescreen LCD, 8GB RAM, two 500GB 7200 rpm hard drives (1TB total), DVD burner, NVIDIA GeForce GTX 675M 2GB video card, 802.11n wireless, Bluetooth 4.0, 12-cell battery, and Windows 7 Home Premium 64-bit. Deal ends May 31.

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Dell Small Business offers the Dell Vostro 260 Mini Intel Core i5 3.1GHz Desktop PC (no monitor) for $449 with free shipping. That ties our mention from last week as the lowest total price we could find for this configuration by $84. Sales tax is added where applicable. It features an Intel Core i5-2400 3.1GHz quad-core Sandy Bridge processor, 4GB RAM, 500GB hard drive, DVD burner, Gigabit Ethernet, and Windows 7 Professional 64-bit.

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Dell Outlet Business & Education takes up to 25% off select factory-refurbished tablets, desktops, notebooks, and more via the coupon codes listed below. They're among the best percent-off discounts we've seen on these units in recent weeks. (We saw 15% to 25% off refurbished notebooks and desktops three weeks ago.) Plus, many items qualify for free shipping. Sales tax is added where applicable and some exclusions may apply. A 1-year Dell warranty applies. The deals: 25% off refurb Dell Latitude ST Tablets via code "BGSM3XX8RGHCM2" 25% off refurb Dell Latitude E6220 laptops via code "CVB3S23KP941FP" 20% off refurb Dell Latitude E5520 laptops via code "44S6CZB69T2M2$" 15% off any refurb Dell Vostro laptop or desktop via code "FSMSLFZ3VLK4V1" 15% off refurb Dell Precision M6500 mobile workstations via code "GH7J956HB14MT6" 15% off refurb Dell Latitude 2120 netbooks via code "FV7JNMX1548QSG" 15% off refurb Dell Latitude E6320 laptops via code "2VP$NKT8Z$Z5TQ" 15% off any refurb Dell Latitude E6520 laptop via code "?NN3H09L2DG4DB" 15% off any refurb Dell PowerEdge 1,000-watt Rack UPS via code "F76M24SX1?VW19"

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Dell Home offers the 7.1-lb. Dell Inspiron 17R Intel Core i7 2.2GHz 17.3" LED-Backlit Widescreen Notebook for $849.99. In-cart, it falls to $807.49. Coupon code "4J4XPNDZ1PKR2B" further cuts it to $783.74. With free shipping, that's $628 off and the lowest total price we've seen for a quad-core Inspiron 17R laptop with 8GB of RAM and a 1TB hard drive. Sales tax is added where applicable. Features include an Intel Core i7-2670QM 2.2GHz Sandy Bridge quad-core processor, 17.3" 1600x900 LED-backlit widescreen LCD, 8GB RAM, 1TB hard drive, DVD burner, NVIDIA GeForce GT 525M 1GB video card, 802.11n wireless, Bluetooth, webcam, 6-cell battery, and Windows 7 Home Premium 64-bit.

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Dell Small Business offers the Dell Vostro 260 Mini Intel Pentium Dual-Core 2.7GHz Desktop PC bundled with a Dell E Series E2011H 20" LED LCD Monitor for $399 plus $8 for shipping. That's the lowest total price we could find, although we saw it for $20 less in January. Sales tax is added where applicable. The PC features an Intel Pentium G630 2.7GHz dual core processor, 2GB RAM, 250GB hard drive, DVD burner, Gigabit Ethernet, and Windows 7 Home Premium 64-bit.

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Dell Small Business offers the Dell Vostro 260S Slim Tower Intel Core i3 3.3GHz Desktop PC with two Dell E2011H 20" LED-Backlit Widescreen LCD Monitors for $599. Coupon codes "Z1SHF$?HP?1WD6" and "8B90L$9H4JP$C2" drop it to $542.10. With free shipping, that's $530 off and the lowest total price we've seen for a Vostro 260 desktop with a Core i3 processor and two 20" LCDs. Sales tax is added where applicable. Features include an Intel Core i3-2120 3.3GHz Sandy Bridge dual-core processor, 4GB RAM, 500GB 7200 rpm hard drive, DVD burner, 802.11n wireless, Gigabit Ethernet, and Windows 7 Home Premium 64-bit.

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Dell Small Business offers the Dell Vostro 260S Slim Tower Intel Core i3 3.3GHz Desktop PC with a Dell E2211H 21.5" 1080p LED-Backlit Widescreen LCD Monitor for $549 with free shipping. That's $319 off and the lowest total price we've seen for a Vostro 260 desktop with a Core i3 processor and 22" LCD. Sales tax is added where applicable. Features include an Intel Core i3-2120 3.3GHz Sandy Bridge dual-core processor, 4GB RAM, 250GB 7200 rpm hard drive, DVD burner, 802.11n wireless, Gigabit Ethernet, and Windows 7 Home Premium 64-bit.

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Dell Home offers its just-released 2.99-lb. Dell XPS 13 Ultrabook Intel Core i5 1.6GHz 13" Notebook for $999.99 with free shipping. Sales tax is added where applicable. Just 18mm thick at its widest point, this model features an Intel Core i5-2467M 1.6GHz dual-core processor, 13.3" 1366x768 display, 4GB RAM, 128GB SSD, 802.11n wireless, Bluetooth 3.0, T-Mobile 4G wifi HotSpot, backlit keyboard, 1.3-megapixel webcam, 6-cell battery, and Windows 7 Home Premium 64-bit. Of note, an upgraded model is also available with an Intel Core i7-2637M 1.7GHz dual-core processor and 256GB SSD for $1,499.99 with free shipping.

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Dell Small Business offers downloads of Intuit TurboTax Deluxe Federal + state + e-File 2011 for Windows, model no. 431366, for $34.99. That's $5 under our mention of a physical copy with a flash drive from two weeks ago and the lowest price we could find by $11. This software guides you through your self-employment and personal income taxes.

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Dell Small Business offers the Dell Vostro 260 Mini Intel Core i5 3.1GHz Desktop PC (pictured) bundled with the Viewsonic 24" 1080p Widescreen LCD Monitor, model no. VA2431WM, for $589 with free shipping. That's $18 under our mention from a week ago and the lowest total price we could find for these items by $130. Sales tax is added where applicable. The desktop features include an Intel Core i5-2400 3.1GHz quad-core processor, 4GB RAM, 500GB 7200 rpm hard drive, DVD burner, Gigabit Ethernet, and Windows 7 Home Premium 64-bit. The monitor features a 1920x1080 (1080p) native resolution, 1,000:1 contrast ratio, 300 cd/m2 brightness, 5ms response time, DVI and VGA inputs, and more. Don't need the monitor? Dell Small Business offers the desktop alone for $449 with free shipping. That's $8 under our mention from a week ago and the lowest total price we could find by $101.

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Dell Small Business offers the Dell Vostro 260 Mini Intel Core i5 3.1GHz Desktop PC (pictured) bundled with the Viewsonic 24" 1080p Widescreen LCD Monitor, model no. VA2431WM, for $599 plus $8 for shipping. That's tied with our mention from last week and $19 under the lowest total price we could find for these items if purchased separately elsewhere. Sales tax is added where applicable. The desktop features include an Intel Core i5-2400 3.1GHz quad-core processor, 3GB RAM, 500GB 7200 rpm hard drive, DVD burner, Gigabit Ethernet, and Windows 7 Home Premium 64-bit. The monitor features a 1920x1080 (1080p) native resolution, 1,000:1 contrast ratio, 300 cd/m2 brightness, 5ms response time, DVI and VGA inputs, and more. Don't need the monitor? Dell Small Business offers the desktop alone for $449 plus $8 for shipping. That's tied with our mention from two days ago as the second-lowest total price we've seen for a Core i5-equipped Vostro 260 desktop.

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