If you don't already know who your life partner is, that would be the first step. Numerology uses calculations with a person's name and birth date to construct a personal numerology chart. Then, the chart's energies can be interpreted.

For the rest of this response, I'll assume you know who your life partner is.

In addition to having conversations with them, there are two things you can do to know more about your life partner.

1. Use the free numerology reading service provided by this website. If more knowing is desired, then also get the paid reading.
2. Use the marriage compatibility tool to see how much compatibility there is between the two of you.

Regarding your marriage, it truly is what you make it to be. A marriage is two people creating an institution or convention.

The life path of a marriage can be interpreted by using the wedding date for the calculations. Auspicious Marriage Date Calculations talks about that.

If you are not yet married, a good wedding date also takes into consideration the numerology charts of both of the betrothed. A list of good marriage dates can be obtained.