Also available:
Usool as-Sitta - Explanation by Shaykh 'Ubayd al-Jaabiree
Q&A on Lashkar Tayyiba by Shaykh 'Ubayd al-Jaabiree
The Angels by Shaykh Muhammad ibn Abdul Wahaab al-'Aqeel
Staying Firm on this Deen by Shaykh Muhammad ibn Abdul Wahaab al-'Aqeel
General Advice + Q&A by Shaykh Ali Naasir al-Faqeehee
Punishment or Happiness in the Grave by Shaykh 'Ubayd al-Jaabiree
Understanding the Religion by Shaykh Muhammad ibn Haadi
...and many many more inshallaah.
These will be available at the Cardiff Conference inshallah and also by mail order by sending your requests to enquiries@markazmuaadh.com