Corporate anniversary rings, promotions, signs in retail stores, donations, scholarships, temporary price reductions or discounts, reflections on past accomplishments, special ad campaigns, new logos, and so on. Planning an anniversary can take years. In some cases, special marketing consultants and event planners have been hired to coordinate the effort. Large corporations typically work closely with their corporate advertising agency as well as their marketing and sales departments to plan sometimes elaborate campaigns, often with a special theme to mark the occasion. For example, Starbucks marked their 40th anniversary with a redesigned logo and media campaign. Guinness Brewery celebrated its 250th anniversary with
Norwegian University of Science and Technology Trondhiemske Selskab (Trondheim Academy)", which in 1767 became the Royal Norwegian Society of Sciences and Letters. The engineering education in Trondheim began with "Trondhjems Tekniske Læreanstalt (Trondheim Technical College)" in 1870, and in 1910, "Norwegian Institute of Technology (NTH)" opened officially. In 2010, NTNU celebrated the 250th anniversary of Trondheim Academy. NTNU also celebrated the 100th anniversary of NTH in the same year. The centennial was also celebrated by the publication of several books, among them a history of the university, entitled "Turbulens og tankekraft. Historien om NTNU" which translates as "Turbulence and mindpower: The history of NTNU". Det Trondhiemske