Welcome to NotesExperts.com
Notes Experts provides support and development on the IBM Lotus Notes and Domino Platform. This site has links to many notes resources that I've found helpful. Theres a section on training matierials and examples.
IBM Lotus Notes and Domino have served millions of users for over 20 years. The tabbed interface you see in many browsers today originated back in the late eighty's with the tabbed interface of the notes workspace.
Companies and users find value in Domino and Notes because of:
1) Integration - its easy to integrate separate databases in Notes, such as workflow, mail, group calendar
2) Encryption - Notes has 4096bit encryption built-in.
3) Cross Platform - Notes clients run on windows, mac and linux, Domino servers run on windows and linux
4) Capacity - Notes databases can hold over 30 million records, and can hold over 64GB of data in one NSF file (notes database file)