Sorbus (UK) Ltd of Feltham, Middlesex and Tulip Computers have signed a maintenance agreement similar to one operating between the two companies in France: under the terms of the agreement Tulip can now offer six months on-site warranty on all systems sold in the UK, and the warranty period may be extended for a further two years; at present Tulip offers 12 months warranty, the first six months of which is on-site cover, and the two companies intend to continue this service with a number of additional options such as extending the period of cover to either one or two years.