The language school and ESOL (English for Speakers of Other Languages) software
developer wds (William Dobbs Sprachen), based in Winterthur, Switzerland provides ‘Business English Online’. This program is designed to help learners acquire and improve their Business English skills online. Exercises include business vocabulary, grammar as used in business contexts, practice in writing mails, letters, offers, memos, etc. and contextualized listening.

The product is suitable for three main user groups, - individual users can subscribe to the service for 1, 2, 3 or 6 months, language schools can integrate the program into their existing CALL (Computer Aided Language Learning) materials, and companies which need to train their employees in English can purchase block subscriptions for use by between 20 and 20,000 members of staff.