Home Online Dating Advice. Chances are, when you sign up for a dating site, love is your primary focus, not friendship. The concept of making friends is something familiar to you, and thus less stressful. Some tend to scan profiles and set aside only the most attractive prospects. While attraction is definitely still a factor, using a photo to form your first impression can potentially impair your judgment; for example, you might give a profile more deliberation than it deserves because the person is attractive. Physical attraction, or more specifically, chemistry, is absolutely important in a romantic relationship, and one of the reasons meeting in person as soon as possible is encouraged. However, there are many factors in a successful relationship, and chemistry is just one of them.