Congratulations on your wedding!
One of the things you can do to get an idea on how to do things is to begin exploring the different sub-forums available here. There are many on different subjects. You are going to do a lot of reading, but it's truely the best way to go so that you start learning your way around.
The is one fature that allows you to do a "search" for the info you are looking for.
In the mean time, happy planning and welcome to the forum!