I've been making products for so long, I have a gut feel for what is right - what will work and what won't. I can tell instantly if it's a hero or a zero.

According to Greiner her most successful deal on the show has been the "ReaderRest" holder for eye glasses with total sales exceeding $3 million. In 2012 Greiner joined the TV show Shark Tank and has been called "the warm blooded shark". Career
Greiner is the host of the cable TV show Clever & Unique Creations by Lori Greiner and has been called the "Queen of QVC.