New subscription days will be added to those remaining in the previous subscription. That is, if you have 100 days remaining, then the total duration of your subscription after resubscribing will be 465 days.

Place your mouse cursor over the icon of your profile in the top-right corner of the screen and you will see all the information about active services and remaining days.

You get one point for each phrase you complete on the website.
Also, you get points for playing games.
In Phrase Master, you get one point for each word in a phrase, provided that the phrase is completed without mistakes.
In Word Miner, you get ten points for each game you play.