And such valid methods existed for long long time. She could have helped him to solve the problem using these methods. Therefore, please do not think that this manual is only for men or women, but read it together, both of your. In the end, it is you who benefit from that. And one of the biggest role for women is to tell everything about sex to your partner.
Men can learn only through women who happened to be their partner.
Even how many books he has read, or how well he has studied this manual, there is no meaning if it was not learned and does not function, on the spot. So, please request to your man, even to the tiniest detail, what you like about sexual sensation so that he can learn them. And if there is anything you are not satisfied, you should tell it. Of course, he should tell her if there is anything he is not satisfied about sexuality, and she should listen well to them . However, it is not good to tell without care, ridiculing, or as if an order, like the sad woman I have mentioned.