I am told by reliable sources, but don't know for a fact, that the book deal recently in the news is worth an initial $2 million, with various clauses that could take it higher if the book sells.
Customarily, one-quarter to one-third is paid on signing. (I'm also told, that she rushed into the deal in order to get money to pay off Levi and his family in return for a commitment to not talk about anything to do with the Palin family, special note was made emphasizing the Johnston's may have something to do with Trig and the question of parentage.) Some Extras Byron York
The Method didn't work
UPDATE: THE WASILLA SPORTS COMPLEX. Home of WHS graduations, sports and commercial space: "VALLEY UROLOGY"