I am selling

2 bitmain 340 USD coupons, expiring on (March 31st 2019(GMT+8))
2 bitmain 250 USD coupons, expiring on (March 31st 2019(GMT+8))
2 bitmain 160 USD coupons, expiring on (March 31st 2019(GMT+8))
2 bitmain 65 USD coupons, expiring on (March 31st 2019(GMT+8))

https://ibb.co/bbbWmp3


Negotiable. Pls provide your best offers.

Escrow from "https://bitcointalk.org/index.php?topic=2439910.0" only.

#JOIN & #Proof of authentication
"Name" of Bounty Campaign (Twitter/Telegram)
Bitcointalk username: wasabibit
Bitcointalk profile link: https://bitcointalk.org/index.php?action=profile;u=1236475
Telegram username: @wasabibit
Twitter username: @WasabiBit  
profile link on twitter: https://twitter.com/WasabiBit    (# of followers: 611)

Twitter post1: https://twitter.com/WasabiBit/status/1080896639571701761

Hi,

I have seen many people on many websites posting their BTC/ETH addresses publicly for donations.
Is it absolutely ok and safe to show them? I think so but just wanted to get some opinions from experienced people.

Thanks