Not all PDFs available online are from sampradaya sources. Ensure the PDF:

Each layer has its own unique name, presiding mudra deity, yogini group, and specific mystic significance. A comprehensive Telugu manual details the (16 offerings) or specific mantra recitations for each of the following:

: Multiple practitioner-uploaded documents provide step-by-step procedures in Telugu, including: Navavarana Puja Guide in Telugu

Due to the highly esoteric nature of Sri Vidya, strict discipline is recommended when using a Navavarana Puja PDF manual:

Sri Chakra Purnima Puja: A Complete Guide to the Auspicious Ritual