While MS Word is great, it doesn’t have the range of fonts us discerning brides look for. There are a million free font sites though and others may charge $100/font (like Feel script which I love)! Not cheap…
I just got AT Mahagony and like it a lot.
But if you’re willing to use a free font, remember to install the font on your computer. Easy instructions are posted here.
In addition, Gartner Studio has 50 to get you started (registration required).