For Pet Photography include:
the photo package(s) you are inquiring about
the type of animal(s) along with their name and age
the number of people that will be included in the shoot
the location for the photoshoot (if you have one)
For Human Photography include:
Purpose for the photoshoot (headshots, family, etc)
number of people that will be included in the shoot
the location for the photoshoot (if you have one)
For Retouching include:
The number of photos
Detailed description of the project
What manipulation you need