Various Dasha systems (time-based planetary periods) and methods for judging life events like wealth, marriage, and health. Parasara Sastra Hora
The text outlines the attributes of the 12 zodiac signs (Rashis) and the 12 astrological houses (Bhavas). It explains which areas of life each house governs, such as wealth, health, siblings, career, and liberation. 3. Divisional Charts (Vargas)
Their characteristics, strengths, weaknesses, and planetary deities.
Brihat Parashara Hora Shastra (BPHS) is the most authoritative and comprehensive text in Vedic astrology (Jyotish)
However, a word of caution: While "free" is tempting, accuracy is paramount. Many free PDFs online are OCR-scanned with errors, missing pages, or poor translations.