Documenting debts according to the four schools of jurisprudence and its contemporary applications compared to man-made laws. Written documents - guarantee - mortgage.

By contemporary Hanafi Islamic scholar Dr. Muhammad Taqi al-Uthmani (b. 1943 Pakistan). Dr. Uthmani is an expert in the fields of Islamic Jurisprudence, economics and hadith. He has served as a judge in Federal and Supreme courts in Pakistan, and has published works in Urdu, English, and Arabic.