Woot has discounted a new selection of open-box items, with big savings on Apple devices and MacBooks, smartwatches, modems, laptops, and more. They're all new, but won't ship in their original packaging. They all come with warranties as well (you'll find the details on the product pages). Sale ends May 17. Shop Now at Woot! An Amazon Company

As part of Amazon's Memorial Day Sale, you can get extra discounts on items in Amazon's Resale section. The amount of the discount is shown on individual product pages. These items in the Amazon Resale section are returns that have been put through a quality check process and graded anywhere from "Used, As Is" to "Like New" condition. Shop Now at Amazon

Woot's Liquidation Sale is now live. Here you'll find clearance deals on home and garden essentials, electronics, tools, apparel, and more. Sale ends May 18. Shop Now at Woot! An Amazon Company

Wayfair's Doorbuster Deals event features big price drops on a small selection of items, with discounts of up to 79% off on offer. Highlights include the Henchels Graphite 14-Piece Self-Sharpening Block Set at $135 (down from $657), the Roborock Q10 X5+ Robot Vacuum & Mop at $280 (down from $500), and the Antarctic Star 3.2 cu. ft. Beverage Refrigerator at $194 (down from $468). This deal ends May 26. Shop Now at Wayfair

Get this open-box model for $44 when you apply promo code "TAKE8OFFSALE". That's a savings of $103. Shipping is free. Deal ends May 31. Buy Now at eBay

For new members only, save 50% off this membership, which includes perks like 2% back in rewards on in-club purchases, 5 cents off/gallon on BJ's Gas, two free same-day deliveries, and more. Buy Now at StackSocial

As part of Amazon's Memorial Day Sale, get deals on a large selection of clearance items from across home, electronics, shoes, outdoor equipment, and more. Stock and size availability on select items may be limited. Shipping is free for Prime members. Shop Now at Amazon

The Amazon Memorial Day Sale includes discounts of up to 50% off home and kitchen items, with deals on mattresses, vacuums, bedding, pillows, and Amazon devices. Shipping is free for Prime members. Shop Now at Amazon

Here Amazon Prime members can shop exclusive deals. Discounts are spread across apparel, electronics, and more. Sale ends May 31. Shop Now at Woot! An Amazon Company

Get the Alpine Industries Soap and Hand Sanitizer Dispenser Floor Stand for $9.20 when you apply promo code "TAKE8OFFSALE". You'd pay over $100 elsewhere. Shipping is free. Deal ends May 31. Buy Now at eBay

Get deals on a large selection of outdoor lighting in this sale at Woot. We've pictured the Hal Solar Ground Light 8-Pack for $23.99 (low by $66). Sale ends May 28. Shop Now at Woot! An Amazon Company

The Amazon Memorial Day Sale includes discounts of up to 50% off lawn and garden products, with deals on garden hoses, patio furniture, grills, pool supplies, and more. Shipping is free for Prime members. Shop Now at Amazon

For new members only, grab a 1-year membership for just $15 (75% off), just in time to shop for the holidays. Buy Now at StackSocial

The Amazon Memorial Day Sale includes discounts of up to 51% off home improvement, tools, and appliance products, with deals on vacuums, air purifiers, water filtration systems, tools, and more. Shipping is free for Prime members. Shop Now at Amazon

As part of Amazon's Memorial Day Sale, shop a large selection of deals and discounts on groceries and pantry staples. Shipping is free for Prime members. Shop Now at Amazon

At Amazon, get this Yaheetech 27-Piece Wooden Interlocking Patio Deck Tiles for $57.99. It's the best deal Amazon has offered for this set. The 27-piece set covers 27 sq. ft. and is made from natural fir wood with a polypropylene base, requiring no tools for installation.

Buy this if: You want a tool-free way to cover a patio, balcony, or garden pathway with wood flooring. Shop Now at Amazon

With promo code "BLINK30", this refurb Blink Outdoor 4 2-camera systems drop to $30 at Woot. It's the best deal we've seen for the 2-camera kit. It offers 1080p HD video, infrared night vision, two-way audio, and up to two years of battery life per charge on AA lithium batteries. Each unit has been tested and verified by Amazon to be fully functional and may have minor cosmetic imperfections. The 90-day Woot Limited warranty applies. Code valid through May 16. Shop Now at Woot! An Amazon Company

At Amazon, you'll find deals that are at the lowest prices they've been in over a year. Shop for savings across phones, electronics, lawn care essentials, apparel basics, and more. Shipping is free for Prime members. Shop Now at Amazon

At Amazon, get this No-Drill Safety Latch for $2.45. It's about $7 less than the price of a similar latch elsewhere. Shipping is free on Amazon Haul orders of $25 or more. Shop Now at Amazon

At eBay, get the Mainstays 500W Electric 4-Element Infrared Cabinet Space Heater for $12 when you apply promo code "TAKE8OFFSALE". That's half of what you'd pay for it new elsewhere. Shipping is free. Deal ends May 31. Buy Now at eBay

Apply promo code "BLINK30" at checkout for an extra 30% off this Amazon Refurbished Blink Video Doorbell, bringing it to around $28. It's the best deal we've seen for this model in any condition. It supports 1080p HD video, two-way audio, and installs either wired or wire-free using two AA batteries rated for up to two years of life. Buy Now at Woot! An Amazon Company

At eBay, get the Open-Box Dirt Devil Lidar Robot Vacuum for $47 when you apply promo code "TAKE8OFFSALE". You'd pay twice this for a sealed unit elsewhere. Buy Now at eBay