Here is the full list of all 40 Pickers achievements.
Complete each hidden object game without using any hints
Find all 60 keys
Explore every scene, hidden object game, and close up in the first 6 location
Buy a Bigfoot Photo
Combine a Suit of Armor with a Sword
Buy a Motorized Scooter from Hambone Richards
Buy a Snow Globe
Buy a Jukebox
Bring an owner's mood from angry (red) to happy (green) in one day
Buy an Accordion
Buy a Sun Clock
Buy CJ Baxter's safe
Buy a WWII Helmet
Buy a Vampire Hunting Kit
Buy a Maffler Man
Unlock all locations in the game
Reduce your store inventory to one page anytime after the 20th day
Maintain the leader position for 7 days
Create 10 new items using the combine tool
Buy an item at less than 75% of the asking price
Buy a group of items at less than 65% of the asking price
Auction 20 items for a profit
Sell 5 items from Lizzie Davis' crawl space
End a day with Patrick Merman in a green mood
Reach the Number 1 Rank!
End a day with two or more characters liking you (in green)
Make a profit 5 days in a row
Collect 40 keys to unlock Unlimited Hidden Object Mode
Change a character's mood to green in one transaction
Buy and sell 20 items from the Hot Category
Make a 300% profit in an auction
Consult the Expert 20 times
Complete a hidden object scene in under a minute
Complete 5 unique hidden object scenes
Buy a Movie Projector
Buy and sell an item from the Hot Category
Restore an item
Combine two items to create something new
Restore all items before they are sold
Complete each hidden object game without using the scanner