Change directory to tools folder
cd /Applications/VMware\ Fusion.app/Contents/Library/VMware\ OVF\ Tool/
Export VM to OVA/OVF
./ovftool --acceptAllEulas /Path/to/VM.vmx /Path/to/VM_export.{ova/ovf}
Change directory to tools folder
cd /Applications/VMware\ Fusion.app/Contents/Library/VMware\ OVF\ Tool/
Export VM to OVA/OVF
./ovftool --acceptAllEulas /Path/to/VM.vmx /Path/to/VM_export.{ova/ovf}