Wedding Site: _There are so many places to get married that the list is endless. The cost can vary greatly from a simple backyard wedding to an incredibly expensive formal church wedding. Typical costs for the wedding site will run from 3% to 5%.
I'm a fan of MS Excel _ my apologies for those who have issues with Microsoft _ because I find its powerful calculations are easy to manipulate to help me better understand my finances. It doesn't really matter though which spreadsheeting package you use so long as you are able to calculate your amounts effectively. There are commercial budgeting worksheets available but if you want to create your own its a simple process.