Salaam,
The following are some useful articles on the month of Sha’ban, its merits and recommended deeds.
http://www.sunnahonline.com/ilm/sunnah/0040.htm
http://www.albalagh.net/general/shaban.shtml
http://attalib.blogspot.com/2007/08/fast-of-15th-shaban-revised-opinion-of.html
Islamopedia 