"You might find that you don't even like the person," Allen tells Web MD.
Other experts agree that sex too-soon can lead to undesirable consequences.
"It depends on how rapidly or slowly things progress." Joan Allen, a relationship expert, finds that baby boomers are far more likely to wait to have sex than younger daters.
"Especially among older people who went through the sexual revolution, with maturity they realize there are emotional consequences for getting involved in a sexual relationship," says Allen, author of Celebrating Single and Getting Love Right: From Stalemate to Soulmate.
The bedroom comes alive, the silent language of love prevails, appreciation is received and gratitude is given.
A total body experience of enlightenment is achieved as two bodies come together as one.
Her rationale for these dating rules may seem obvious, but many people tend to forget in the heat of the moment.
Whether you're new to the dating scene, a regular player, or jumping back into the game after a long hiatus, the same questions about dating rules apply: How soon do you lean over for that first kiss? And last -- but by no means least -- how do you know when the time is right for sex?
"There's really no formula that I've encountered," says 28-year-old Andrew Reymer, a single resident of Baltimore, Maryland.
While you can't apply a one-size-fits-all response to sexual dating rules regardless of age or experience, professionals who have studied the topic say it is a good idea to develop a set of prudent dating rules - before the big date.
By and large, Allen and other relationship experts endorse a cautious approach to the dating rules of sex.