Amazon Product Advertising API Developer's Manual page 401

Product Advertising API Developer Guide
SearchIndex: Photo
Value
pmrank
salesrank
price
-price
titlerank
-titlerank
SearchIndex: Shoes
Value
-launch-date
pmrank
price
-price
relevancerank
reviewrank
SearchIndex: Software
Value
pmrank
salesrank
price
-price
titlerank
Sort Values for US
Description
Featured items
Bestselling
Price: low to high
Price: high to low
Alphabetical: A to Z
Alphabetical: Z to A
Description
Newest arrivals
Featured items
Price: low to high
Price: high to low
Items ranked according to the following criteria: how often the keyword
appears in the description, where the keyword appears (for example,
the ranking is higher when keywords are found in titles), how closely
they occur in descriptions (if there are multiple keywords), and how
often customers purchased the products they found using the
keyword.
Average customer review: high to low
Description
Featured items
Bestselling
Price: low to high
Price: high to low
Alphabetical: A to Z
API Version 2011-08-01
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