Google Indexation how often ?

Hello guys !
I have a question cconcerning the Google Exploration in the Webmaster tools.
I can see in the menu on the left : Explore like Google
and when i click on that, on the right i see
(i have translated this from french, so you might not the same sentences)
explorations left : 499
URL and indexed pages left to send : 7
I actually sent 3 times my exploration requests of my website to google, and so i went from to 10 to 7… so what happens when i reach 0 ? i won't be able to index my…
Google Indexation how often ?

See original post by BuilderX