Based on personal experience, I would tell you to look at Toysrus.com (or .ca). We always find the perfect gifts for children of all ages on the website.
While personalized Christmas gifts are sometimes cheesy, there are often tree ornaments or coffee mugs that are less cheesy. Children will enjoy these gifts due to the sentimental value they hold.
One can purchase wine accessory gifts online from the websites for Amazon, eBay, Moonpig, FunkyPigeon and IWantOneOfThose. One can have wine accessory gifts personalised on these websites also.
Most major retail stores now have on line stores. So it depends on what type of Christmas gifts you wish to purchase. I would suggest making a list and then shop around.
This website shows some of the most popular Christmas gifts for toddlers and kids in general. It also shows you where to purchase the gifts online as well. http://www.gifts.com/christmas/top-picks/child/pe6hwXRpa
Some fun Christmas gifts for men are exotic sports car racing Groupons and skiing deals and tickets to sporting events. You can find cool items at joke stores.
I don't know what store but if you go to PersonalizationMall.com they have really cool stuff to personalize!
Some cool copper gifts you can make include wind chimes, necklaces and charm bracelets. You can learn how to make these sorts of things online from websites such as eHow and wikiHow. Alternatively, you can also learn how to do this at the YouTube website.
It's a Cool Cool Christmas was created on 2000-11-21.
If you are defining unique as something besides the normal gifts like cards, jewelry, music, or body/shower gel/lotion, then there are a ton of cool ideas such as a pink Swiss army knife. Also, a jewelry tree is a cool idea. You can find one at the related link.
There are several websites where you can buy customized Father's Day gifts. A popular site is Things Remembered (http://www.thingsremembered.com/), which has things like picture frames and money clips that you can get engraved. Red Envelope (http://www.redenvelope.com/fathers-day-gifts-rfdfv?tile=hmpg_tile_d&ref=REDorganicgglgeneric_What+websites+offer+personalized+Fathers+Day+gifts+for+sale%3f) also has some really cool, customizable gifts like monogrammed golf club links and personalized coasters.
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You can find cool gifts for guys at Best Buy. They have games, electronics and some gadgets that guys like to have. There should be something for every budget there.