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17 days means a lot of time.

Yup, good idea. It will save around 20% as well.

If I am not wrong

It's so much easier. You don't have to worry about it running out every month.

If you have the why not.

I have had 1 year premium. Best decision for me, dont need to worry about renewing each month.

I really like 1 year if you can swing it. You get a 16% discount and most importantly aren't constantly having to remember renewal.