Criteria meeting WP:MUSIC, needs to satisfy one of the 12 criteria 
1. It has been the subject of multiple non-trivial published works whose source is independent from the musician/ensemble itself and reliable.
Chris Conley has had numerous albums released by independent record labels with the band Saves the Day, in which he was the primary composer. He also has over 130 different videos of him performing both Saves the Day songs and compositions as a solo artist. These are all uploaded uploaded by persons independent of the musician.
Conley is acknowledged as the frontman and songwriter for saves the day in article on conley in rolling stone magazine 

2. Has gone on an international concert tour, or a national concert tour in at least one sovereign country, reported in reliable sources. 
Conley has toured nationally around the USA with a group and as a solo artist east coast dates

Criteria for composers and lyricists
Has credit for writing or co-writing either lyrics or music for a musician or ensemble that qualifies above, a notable theatre, or has been taken up by a musician or ensemble that qualifies above. 

credited writer and composer for notable band , saves the day.
Has been listed as a major influence or teacher of a composer, songwriter or lyricist that meets the above criteria. 
widely reagrded as a major influence of current emo bands (find the ref)

information to add to the article can be found here