If your objective is "Buy PTE Certificate", keep in mind that only official assessment outcomes count

https://pte-certificate-onlinetqgk004.fairmontdigest.com/posts/the-12-worst-types-of-users-you-follow-on-twitter

If your objective is "Buy PTE Certificate", remember that only main evaluation results count. Use practice tests, improve precision and timing, and make a validated Pearson PTE result through the test.