Errr... tricky question. It depends on many things. Where is this name used? * API: vendor_id * HTML attribute: vendor-id * other variable: vendorId * othe

Errr... tricky question. It depends on many things. Where is this name used? * API: vendor_id * HTML attribute: vendor-id * other variable: vendorId * other type: VendorId Id for Identifier but ID for Internal Distinction :P