Venus shows what a man is attracted to in a woman. Being with a woman who is strong in his Venus element, or who makes close sextiles to his Venus makes the relationship much easier, and increases sexual desire and compatibility. For a woman, her Venus is part of her feminine nature, so it is definitely best when her partner also relates well with this element. When people have positive Venus synastry, they naturally like and love each other. That, of course, is what makes positive Venus synastry so great.
Venus Square Neptune
You are likely to view your partner in a very romantic light, as much romantic illusion or erotic fantasy as reality. Your version of your lover is likely to be the soul mate that has come to change you existence by their loving presence. When the Venus person is square the Neptune person, they finds you the dream lover, that larger than life hero or heroine who can make it all better. You are both very real people with attractive qualities and share a real bond of compassion for each other behind the costumes you have created for each other to wear.