The first kind is a very gentle girl who doesn't like to show off. Cancer men have a slight Oedipus complex because of their insecurity. The girl they like must have some similarities with his mother. For him, the person he chooses must be his future marriage partner. He will prefer gentle and naive girls to lively and active girls. If you want to be recognized by Cancer, you must not be pushy, but be as gentle as a woman.
The second kind is a girl who can share joy with cancer. Cancer man attaches great importance to spiritual communication. They think they must express their thoughts and feelings in time. So if you want to be a lover of Cancer, you should know how to listen and be a sensitive and considerate listener. Cancer's feelings are extremely delicate. It can even be said that Cancer is a constellation of born to love. If you don't pay enough attention to it, don't provoke Cancer.
The third is, of course, a woman who is considerate and not blind! Therefore, cancer men are more suitable for sister-in-law to fall in love, because most cancer men are looking for a sense of security, and only sisters can take care of cancer's insecurity. This kind of care and attention can make cancer men feel very comfortable.
Of course, it is not that cancer men only like such girls. If the boy you like is Cancer, and you don't meet the above points, don't give up, but try bravely!