(Telecompaper) Australian telecommunications provider Telstra has unveiled changes to its long-term strategy. Telstra's strategy now has three pillars evolving from the previous four pillars: improve customer advocacy, drive value from the core, and build new growth businesses. Speaking at a Telstra investor day in Sydney, chief executive David Thodey said Telstra must continue to focus on its core Australian business while exploring new opportunities domestically and internationally, particularly across the Asia region. As part of the realignment, Telstra announced new staff appointments.