thank you for your post.
To add fuzzylite to your project you need to:
(1) Add the path of the fuzzylite headers folder to the INCLUDE_PATH (cannot remember the name for VS):
(2) Add the path of the fuzzylite library folder to the LIBRARY_PATH (again, cannot remember the name for VS):
(3) Add the library to the linker:
If you still have problems, please post specifically what errors you are seeing.