In Islam there are five basic duties which Muslims must perform. They are known as the five pillars of Islam (Arkanul Islam). These are: Shahadah, the establishment of prayer (Salah), the payment of Zakah (paying the poor due), the Hajj (pilgrimage to Makkah and Sawm Ramadan (fasting the month of Ramadan).
Author: Humood Bin Muhammad Al-Lahem
Reveiwers: Muhammad AbdulRaoof
Translators: Mahmoud Reda Morad Abu Romaisah
Publisher: Cooperative Office for Propagation, Guidance, and Warning of Expatriates in the city of Albatha - A website Islamic Library www.islamicbook.ws
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
The Muslim Creed - 'Commentary on the Creed of Aqeedah At-Tahaawiyyah.
Author: Abu Jafar at-Tahawi
One Hundred famous Weak or Fabricated Traditions attributed to the Prophet.
Author: Ihsan Al-Utaibi
This is a summarized study according to the texts of the Quran and the Sunnah on ablution (ritual purification with water), Ghusl (bathing), Tayammum (dry ablution) and some rulings concerning prayer.
Author: Muhammad ibn Saleh al-Othaimeen
Reveiwers: Muhammad AbdulRaoof
Publisher: http://www.islamweb.net - Islam Web Website
The Three Fundamental Principles and the Four Basic Rules of Islam.
Author: Muhammad Bin Abdul Wahhab
Publisher: Daar Al-Watan
Source: http://www.islamhouse.com/p/1333