In Ibn Qayyim's book on Paradise [Hadi al-Arwah ila Bilad al-Arwah] and he discusses the key to Paradise, without which you cannot enter and made a summary of a few key concepts and the keys to them. Some of the KEYS he mentioned as follows:
The Key to:
Hajj- is Ihram
Birr- is Truthfulness
Jannah[heaven] - is Tawheed [belief in Oneness of God]
Knowledge- is Good questions and paying attention/listening
Help/victory- is Sabr [patience]
Increase blessings- is Shukr [give thanks and gratefulness]
Friendship and Love of God [Allah]- is Remembrance of God [Dhikr]
Tawfeeq [ability to do good]- Raghbah and Rahbah [Longing and Fear]
Longing for Akhirah- is having Zuhd [abstinence of this world]
Iman[faith] - is Tafaqur [Contemplating on creation of God and His Ayat]
Life in the heart- is contemplating on the Qur'an
Increase of Rizq[sustenance] - is Make much Istighfar [seeking forgiveness] and Taqwa
Having Honour- Obeying God and His Messenger
Key to all good- is longing to meet God
Key to all evil- is loving this Dunyah and having long/extending plans/hopes in this world.

Edited by A.B. al-Mehri
wided djendoubi
the ancient authors are genius enough that they still our source of knowledge!
30/04/2016
wided djendoubi
The anciant authors are enough genius that we still learn from them
30/04/2016