Who was Maran
Maran Chacham Ovadia Yosef ZT״L (1920–2013) was born in Baghdad, raised in Jerusalem and studied at Yeshivat Porat Yosef. He served as Rishon LeZion and Sephardi Chief Rabbi of Israel, and wrote the responsa Yabia Omer and Yechaveh Da'at and the Chazon Ovadia series.
Yalkut Yosef
Yalkut Yosef is a halachic work compiled by his son, Rishon LeZion Rabbi Yitzchak Yosef, based on Maran's rulings. It follows the order of the Shulchan Aruch and presents Sephardic Halacha clearly, with references to the full discussion.
How to learn
Set a fixed time, learn one halacha a day and return to the source. This article is for learning, not a halachic ruling; for practical questions, ask a qualified rabbi.
Sources
Yalkut Yosef — yalkutyosef.co.il
Chacham Ovadia Yosef · Yalkut Yosef English · Maran teachings · Sephardic Halacha