Astrology on the outcome of a relationship?

I recently ordered a report called "The Best Friends Reading" from astrology.com and it says this:
"Destiny and Final Outcome of Your Relationship

Composite Sun Quincunx Moon:

There is an ongoing sense of friction between you. One or the other will continually be putting on the brakes or preventing the two of you from proceeding full speed ahead in any endeavors you plan together. An unexpected, unplanned for, unintentional burden (financial, health, or otherwise) which one of you carries may consume a tremendous amount of your energies and somehow intrude upon your friendship. Helping one another overcome or endure these difficulties is a part of the challenge and reason for your friendship.

Composite Sun Conjunct Venus:

Your relationship will grow to become a strong friendship. You are also able to work together well in any endeavor that requires good artistic sensitivity. There can also be an element of vanity, artifice, or wanting to show-off in whatever you two do together. Hiding or downplaying your difficulties and the ugly parts of your relationship may be helpful to a point, but if you try to do this despite your actual conflicts, then deeper troubles may never get attended to. However, whatever friction, dissonance, or ill will develops between you, there will also always be an urge to harmonize, reconcile, and ease your differences, and to create cooperation. It will take a lot for the two of you to ever turn against each other entirely.

Composite Sun Opposition Pluto:

The two of you affect one another profoundly, and will trigger energies and emotions in one another that you may never have realized you were capable of. Overt power struggles as well as subtle, behind-the-scenes manipulations may undermine your friendship. Also, you may feel compelled to know everything about the other and could invade one another's privacy or try to spy into one another's secrets. To have a successful alliance, you must respect the other as an equal. Unfortunately, there is apt to be a decidedly unequal balance of power between you. If you are very conscious and respectful of one another, however, you may be able to avoid the more severe imbalances that can cause real trouble. If one of you misuses power against the other, expect a backlash.

This is anything but a superficial relationship. The positive aspect of all of this is that you will come to know each other extremely thoroughly, and a bond will be forged that wi

..you guys get the gist, what I wanna know is if composite can predict the outcome of a relationship?