Camera Mapping Made Easy in
Autodesk 3ds Max
Here's a video tutorial for you
describing how to easily integrate your objects into a photograph
or in a plain white background. This tutorial
demonstrates the use of some of the environment shaders and
how they are used to achieve the effects shown in the images
below.
Files used in the tutorial can be
downloaded here.
View
video here.

image 1 (object with background image)

image 2 (White background plus reflections)