-Use Mitsui, HHB, Verbatim, Sony, TDK or comparable (No memorex, maxell or generics). -Always do DAO. -DAE: Always use EAC for computer CD-R's. (I use EAC to extract then Adaptec to burn to CD) -SHN: md5 ckeck before sending. -Send discs in sleeves, no cases. -No fiber mailer (I use bubble wrap envelops) -Please, no MP3 sources.