Computer services, namely, application service provider via the Internet; software as a service (SAAS) services for use in search engines, namely, services offering request and response interfaces for client-centric datastore creation, indexing, and searching of client-specific data for the purpose of product discovery, matching, and retrieval; application service provider featuring application programming interface (API) software for searching and retrieving information at the customer's specific request, such as information from searchable indexes and databases of information and meta-information, including but not limited to text, electronic documents, chemical formulas, computer code, databases, graphic, audio, and audio visual information, and any other type of information that can be expressed or described in or by metadata