Before you consider doing the spiritual cultivation, you should read about The Importance of Lineage and Right Mind.

The spiritual cultivation should also not be attempted until you have taken refuge in Grandmaster Lu.

You may also like to read:
An Introduction to the True Buddha Tantra
The True Buddha School Introductory Handbook

The Four Preliminary practices

• The Great Homage
• The Fourfold Refuge
• The Mandala Offering
• The Vajrasattva Practice

Daily practice / Personal Deity Yoga (PDFs)

• Padmakumara (Root Guru) practice
• Amitabha practice
• Ksitigarbha practice
• Kuan Yin practice
• Maha Cundi practice
• Medicine Buddha practice
  
• Padmasambhava practice
  
• Yellow Jamabhala practice