Quality control for others; Providing a website featuring a searchable on-line quality evaluation of rarities for the purpose of measuring the scarcity of rare collectible objects; Electronic storage of digital photographs; Digital watermarking; Advisory services relating to material testing; Product testing; Grading of collectable objects in the nature of cards, coins, comic books, sports memorabilia and toys; Authentication in the field of collectable cards, coins, comic books, sports memor...