Three creative ways XTards are falsifying hash power in rent-a-hash and pay-per-hash schemes:

https://www.reddit.com/r/bitcoinxt/comments/3natjy/stepbystep_instructions_for_how_to_rent_hashing/

https://www.bigblockbounty.com/

https://cryptoplay.net/vote/

Making sure these spoofed votes are overwhelmingly non-indicative of hash power.