You can access full procedural manuals and mantra collections for free on the following digital libraries: Internet Archive (Multiple Scripts & Vedas):
3. Step-by-Step: Where to Download for Free Right Now
Option A: From a Sri Vaishnava Mutt Website (Safest)
Focus: Specifically written for Sri Vaishnavas in the Telugu script. Review/Note:
Part 2: Essential Components of the Prayoga (Step-by-Step)
A standard Sri Vaishnava Shraddha Prayoga for a layperson (Grihastha) following the Bodhayana Sutra consists of the following phases. Note: If you are looking for a free guide, ensure it contains all these steps.
Focus: A historical edition for practitioners of the Rig Veda.
A standard Sri Vaishnava Shraddha involves several critical steps designed to purify the performer and nourish the departed souls: