I would suggest handkerchiefs, pocket watches. Really anything you can purchase from an engraving store would be a good idea. They sell items like picture frames, mugs and other glasses.
Some great monogrammed gifts would be a necklace or a watch. A manly monogrammed would be a watch or if he likes traveling put his initials on a backpack. Considering he's a guy I don't think you would want to give him a girly gift.
Monogrammed glasses are glasses that have been etched or printed with your name, initials, your company name or really anything you would like on the glass. Monogrammed glasses are great favor ideas to give out at weddings with the bride and grooms names monogrammed on the glass.
This is a website you can use to find unusual gifts and presents its called uncommomgoods.com they have plenty of options for unusual gift ideas for men, women, baby's and teens
Etsy is a wonderful website that can provide many different ideas for gifts for all occasions. Mothers Day gifts ideas can be found on this site as well however you may need to get creative to make some of these things at home.
There are many sites that offer gift ideas for elderly men. My Christmas Gifts Now is one site that has a large selection of gifts.
Try uncommongifts.com this site contains uncommon gifts which are ideal for any woman as it will be unusual. Also, it is cheap and affordable. And very good.
First you have to know what gift you wanted to give to your sister. Like consider what are her interests, then you can find them on the mall or try pinterest to give you ideas if you don't have.
Gifts for a dog-lover could be anything from a blanket with paw prints on it, to a new toy for their dog(s). Dog-lovers are always up for new dog toys. (Especially ones that squeak!!!)
There are multiple great ideas to use citrus as a gift. A very common practice is to give a gift of citrus bath salts. Also, many people give candied citrus peels as gifts.
Some items that are often given to ladies for gifts include flowers, jewelry, gift certificates to their favorite stores, an evening out for dinner and a movie never goes amiss.
Give 30 $1 bills.
Some potential gifts depend on what he likes. Things to do with fishing/sports/cars may be a good start. Electronics are also usually a good place to turn to if you are stuck.