You can't the people that have it are born with it. Believe me, because if there was a way I would done it by now. You can improve and train your memory to a degree. Google: memory improvement and mnemonic devices. But anyone claiming to teach you how to have a photographic memory is lying, the same as promising you can "eat all you want and still loose weight."
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It is not possible.
Sorry to be the bearer of ill news.
~Dr. B.~
You can't the people that have it are born with it. Believe me, because if there was a way I would done it by now. You can improve and train your memory to a degree. Google: memory improvement and mnemonic devices. But anyone claiming to teach you how to have a photographic memory is lying, the same as promising you can "eat all you want and still loose weight."