This treatise was prepared by the Agency of Islamic Enlightenment in Hajj. Includes a discussion about those things which nullify a person's Islam as well as common errors made by the commonfolk.
Author: Muhammad ibn Saleh al-Othaimeen
Source: http://www.islamhouse.com/p/1377
Abridged translation of the Introduction and four chapters from Ibn al-Jawzee's classical work Talbees Iblees Dr. Bilal Philips' explosive edited translation of Ibn al-Jawzee's classical work 'Talbees Iblees', which offers the Ibn Jawzee's views on the Shi'a sect, as well as various other groups such as the Khawaarij (Khaarijites) and the Baatineeyah.
Author: ِAbu Alfaraj ibn AlJawzi
The author said in his introduction, “There are hundreds of benefits associated with Dhikr, the act of rehearsing and celebrating the praises of Allah. The well-known medieval scholar Ibn Al-Qaiyim mentioned more than seventy of these in his book Kitabul-Adhkar. Among the benefits he mentioned were that Dhikr drives away Satan, pleases Allah, the Merciful, and replaces pain and sorrow of the heart with peace happiness and contentment.”
Author: Saeed Bin Ali Bin Wahf Al-Qahtani
Translators: Omar Johnstone
Issues that the caller to Allah must obtain
Author: Muhammad ibn Saleh al-Othaimeen
Fortress of the Muslim, Invocations from the Quran and Sunnah: is a very beautiful booklet consists of many authentic Dua's (supplications) for a Muslim to supplicate on a daily basis and on special occasions.
Author: Saeed Bin Ali Bin Wahf Al-Qahtani
A nice discussion of some important points needed by those callling to Islam
Source: http://www.islamhouse.com/p/1243