Japa Tips

http://www.iskcondesiretree.net/profiles/blogs/powerful-tips-for-chanting

Temple Mantra Guide

http://causelessmercy.com/TMG.htm?t=3818

The 10 Defenses / 10 Tips on Chanting

http://www.harekrishnatemple.com/offenses.html
http://www.thespiritualindian.com/10-tips-for-mantra-chanting/