Joke or trick shops. Some special stationary shops might stock this item as well.
Because people are cutting them down.
Jokers
The thing that you can buy for your pen is an Ink Cartridge. And the thing that makes your pen work is an Ink Cartridge
Ink Repalcements
yes you will have to buy ink, you can find ink online or go to a computer store or normal super market and they should have ink there..........................
You can buy ink cartridges from Office Max. If you have a cartridge that is out of ink, you could pay $10 to refill your old ink cartridge. If you want to buy a new one, they have a wide selection of cartridges.
One can buy a replacement ink cartridge at various retailers. One can buy replacement ink cartridges at stores such as Target, Staples, and Walgreens.
at best buy
ink cartrages from rymans or whsmith
You can buy ink for your jet printer at Best Buy, Amazon, and Wal-Mart. Wal-Mart and Best Buy have ink catalogs so you can look for your printer make and model and get the ink specifically made for it.
You can buy inkjet ink at one of those Ink in a Blink ink cartridge refill stores. They are a pretty green invention and save a lot of plastic from being in landfills.
You can definitely buy a Cross ink pen at Office Max as well as a Staples store. You can also buy them online.