This is a useful book although it is small. It contains some technical terms for da'wah in English. No doubt all scholars and callers to Islam in English are in much need to something like that to conveys the right message of Islam to all those speak English.
A detailed account of the life of the Prophet, may god praise him.
Source: http://www.islamhouse.com/p/1245
Saheeh International, based out of Saudi Arabia, Translated the meaning of the Quran in English, which is most appropriate for non-Muslims, it is easy and clarity of words and meanings.
Publisher: http://www.islambasics.com - Islam Basics Website - Sahih International
This book, The Religion of Truth, treats these basic and great subjects. We should know that the only way for our salvation in this life and in the hereafter is to know, for sure, our Lord who created us, believe in Him, and worship Him Alone. We should also know our prophet whom Allah had sent to us and to mankind, believe in Him and follow him. We should know the Religion of Truth which our Lord has commanded us to believe in and practice it.
Author: Abdurrahman bin Hammad Alomar
This book describes and talks about the aspects of life of the Prophet Muhammad (peace be upon him), and shows his great qualities and the attractive aspects of his true religion which has the right to be followed by all mankind.
A useful booklet shows 1000 acts of Sunnah of the Prophet Muhammad (peace be upon him). It contains different situations i.e. waking up, going to the bathroom, performing ablutions, using sewak, wearing shoes, wearing clothes, going out and coming back home, going to the mosque, athan, iqama, praying at night and post-prayer sunnahs.
Author: Khaled Al Husainan - Khaled Al-Husainan
Publisher: http://www.rasoulallah.net - Website of Rasoulullah (peace be upon him)