According to the earliest sources, compiled from the works of Ibn Rajab al-Hanbali, Ibn al-Qayyim al-Jawziyya and Abu Hamid al-Ghazali. Taqwa is an abundant treasure, a precious trait, an honourable substance, a great success. Those who have Taqwa are the friends of Allah. Allah has promised them success at the time of death and and deliverance from Hell on the Day of Judgment.
Author: Group of Scholars
Reveiwers: Muhammad AbdulRaoof
A wonderful booklet mentions the predictions about the Prophet Muhammed (Peace be upon him) in Psalm, Old Testament and New Testament. It also discusses some other issues.
Publisher: http://www.rasoulallah.net - Website of Rasoulullah (peace be upon him)
The Criterion Between The Allies Of The Merciful And The Allies Of The Devil, by Shaikh Al-Islam Ibn Taymiyyah.
Author: Sheikh-ul-Islam ibn Taymiyyah
Translators: Salim Morgan
Warning to those who have abandoned prayers
Author: Khaalid Abu Saalih - Khalid Abu Salih
Publisher: Daar Al-Watan
Source: http://www.islamhouse.com/p/1327
A beautiful book for non-Muslims which takes a look at the criteria used to find the true religion of God.
Author: Abu Ameenah Bilal Philips
Reveiwers: Ahmad Bolter - Mueed AbdulSalam Abu Hashim - Abdur-Rahman Murad - Khalid Al-Ahmadi - Mahmood Hasan - Dawood Fateh - Ahmad Bolter
Publisher: Islamic Propagation Office in Rabwah
Various Prohibitions regarding Speech.
Publisher: Islamic Propagation Office in Rabwah
Source: http://www.islamhouse.com/p/1239