Tipping Vendors

Hi girls....So Im starting to get my envelopes ready for tips and Im realizing that I really don't know how much to tip each of the vendors and if I have included all of the vendors. Here is who I plan to tip...Please tell me if I am missing anyone:

Florist (delivery people)
Videographer
Photographer + assistant
Band
Limos
Maitre'd
Bridal attendant
Officiants
Wait Staff

What are you doing?

http://www.liweddings.com/chat/topic.aspx?&P=1&ID=505604&Highlight=tip#P6139216