What are the conditions and places for studying independent Islamic studies in Cairo?

In Cairo, there is a group of scholars and callers [to Islam] from whom knowledge can be acquired, such as Sheikh Usama Abd al-Azim, Sheikh Muhammad Abd al-Maqsud, and Sheikh Muhammad Hussein Yaqoub. It is important to combine knowledge with action and to avoid delving into disagreements. Al-Ghazali advises accompanying a knowledgeable Sheikh who is insightful regarding faults and is compassionate and sincere in his advice. One can also enroll in the Open Islamic University in Cairo due to the soundness of its methodology and the correctness of its creed.