Mystery Shopping Providers Association
Mystery shopping directories by the Mystery Shopping Providers Association's Web site. A one-stop source of information on finding a Mystery shopping or marketing research company, with a directory of 130 mystery shopping companies and providers.
http://mysteryshop.org/

Java Wireless Mobile Shopping MIDlet
Mobile Shopping is an application which caters to having a shopping center right in your wireless device.
http://www.bootstrike.com/MobileShopping/

National Shopping Service Network, LLC
Mystery Shopping company offers customer satisfaction measurement, mystery shopping programs, salary surveys, merchandising & more. Improve...
http://www.mysteryshopper.net/

Shopping/
What is Shopping? Ontology issues, and how to deal with affiliates, mirrors, redirects, MLM, and distributors.
http://www.dmoz.org/Shopping/faq.html

Sights on Service, Inc.
A mystery shopping company with shopping opportunities available across the lower 48 states and Hawaii in the US.
http://www.secretshopper.com/

National Shopping Service
National Shopping Service - secret/mystery shopping company - A Mystery Shopping provider since 1972 - Over 200,000 mystery shoppers - Consultative approach - Global coverage - Customizable online reporting tools
http://www.nationalshoppingservice.com/

ShopSearchEngine.com
ShopSearchEngine.com The Internet's #1 Shopping searchengine and shopping destination. Better than yahoo shopping, msn shopping. The only site you'll ever need to find hundreds of the best stores, shops, shopping malls and best online shopping on the net. Thousands of online shopping sites! Shop hundreds of the best, stores, shops,. Fast searches, hot deals, bargains, specials, gifts and more. Online Shopping directory, shopping search engine. Shop Search Engine, shopping search engine, search engine, pay per click, ppc, Shopping Directory, Shopping Search Engine, shopping guide, 24hourmall, over 500 brand-name-stores, MSN Shopping, aol shopping, yahoo shopping, clickbank mall, mall shopping online for clothes, music, travel, health, qvc shopping, bargains, Shop online for computers, gifts, books, music and electronics stores and more!
http://www.shopsearchengine.com/

Retail Maxim
UK-based mystery shopping services including competitor visits and internet and telephone shopping.
http://www.retail-maxim.co.uk/

Shop'NCook
Compose your daily grocery list in seconds with Shop'NCook shopping list and recipe manager software by clicking on items or adding from recipes, organize your recipes and tap into the internet cooking resources! Download it now for a free 45-day trial.
http://www.shopncook.com/

Hidden Concepts Inc.
Mystery shopping with HiddenConcepts.COM. Mystery shopping firm providing performance evaluation services, recruitment, retention and employee performance consulting. Mystery shopping solution.
http://www.hiddenconcepts.com/