Should the imam appoint someone to take his place if his prayer becomes invalid?

An imam is guilty of some secret sin; should he continue in his position as imam?

If the one who knows more Qur’an holds Ash’ari beliefs, can he still lead the prayer?

Can a woman lead prayer if she knows more Qur’aan?

Adding another rak’ah to the imam’s witr because one wants to pray some more

He joined the congregation to pray Maghrib, and did not realize that the imaam was praying ‘Ishaa’

Janaazah (funeral) prayer behind a Qadiani (Ahmadi)

Non-circumcised man leading prayers

A man leading his wife in prayer

Stopping opening du’aa’ to listen to the imaam’s recitation