users
------------
userID
userCompany
userAllCompanyPerms

permissions
------------
userID
subSectionID
permissionTypeID
permission (bit)

permissionType
------------
permissionTypeID
permissionType (Add, Edit, Delete, View)

section
------------
sectionID
sectionName

subSection
------------
subSectionID
sectionID
subSectionName

permissionTypeSubSection
------------
permissionTypeID
subSectionID