Original sentence: Changes adopted from drum corps include:.Since the inception of Drum Corps International in the 1970s, many marching bands that perform field shows have adopted changes to the activity that parallel developments with modern drum and bugle corps.marching band competitions are judged using criteria similar to the criteria used in drum corps competitions, with emphasis on individual aspects of the band (captions for music performance, visual performance, percussion, guard, and general effect are standard).moving marching timpani and keyboard percussion into a stationary sideline percussion section (pit), which has since incorporated many different types of percussion instruments.the adaptation of the color guard, rifle, and sabre units into "auxiliaries", who march with the band and provide visual flair by spinning and tossing flags or mock weapons and using dance in the performance.the addition of vocalists and/or electric instruments (marching bands have as a general rule adopted these aspects before drum corps, for instance the Drum Corps International circuit has only allowed electronic amplification since 2004 and has yet to permit electronic instruments without penalties)
Edited sentence: In addition to the overall style of the field show, changes adopted from drum corps include:.Since the inception of Drum Corps International in the 1970s, many marching bands that perform field shows have adopted the theatrical style of modern drum and bugle corps.marching band competitions judged using criteria similar to the criteria used in drum corps competitions.moving marching timpani and keyboard percussion into a stationary sideline (pit) percussion section, which has since incorporated many different types of percussion instruments.the adaptation of the color guard, rifle, and sabre units into "auxiliaries", who march with the band and provide visual flair by spinning and tossing flags or mock weapons and dancing.the addition of a vocalists and/or electric instruments (Note: Although some drum corps circuits do not allow electronic instruments, they were added to enhance the theatrical aspect of the field show)