Complex sentence: A rebranding exercise also took place, with the word'General' being dropped from the name; in 1975, the familiar striped'Post Office' lettering was introduced, still in use by Royal Mail.
Split into simpler sentences: A rebranding exercise also took place, with the word'General' being dropped from the name. In 1975, the familiar striped'Post Office' lettering was introduced, which continues to be in use by Royal Mail.