2017 is for 2017 and 2018 is for 2018
No the food package is separate
You should be able to still use your 2017 food package since it's still valid. If your not sure. Call them
Renewing does not invalidate your current pass. Use your current pass with the food pass.
As long as you use the 2017 package within 2017. Then you will have to buy the 2018 food package.
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