I will just quote his words:

„Wargaming will modify its EULA soon with the following:

(a) Sponsor, in its sole discretion, reserves the right to disqualify and prohibit from participating any person, who Sponsor determines (in its sole discretion) is or is attempting to: (i) tamper with Sponsor’s website and/or any part of Events/Campaigns; (ii) attempting to undermine the legitimate operation of the Events/Campaigns by cheating, deception, or other unfair playing practices, (iii) intending to annoy, abuse, threaten or harass any other participants or Sponsor’s Parties; and/or (iv) otherwise violating these Rules or the End User License Agreement and Premium Shop Rules of Sponsor(s) website(s).