Obstacles to Applying the E-Learning Management System (Blackboard) Among Saudi University Students (In the College of Applied Sciences and the College of Sciences and Human Studies). - Saddam Rateb Darawsheh; Muhammad Alshurideh; Anwar Saud Al-Shaar; Refka Makram Megli Barsom; Amira Mansour Elsayed; Reham Abdullah Abd Alhameed Ghanem (The Effect of Information Technology on Business and Marketing Intelligence Systems, 2023)