- twitter.com harddollar/with_replies…harddollar.com. Mayıs 2014 tarihinde katıldı.
- twitter.com MyTeamBinderInEight TeamBinder Project Document Collaboration Sales, Implementation, Consulting, Training & Support, sales@petracahaya.com Tel: 03 2282 7554.
- twitter.com hanyan17harddollar.com/services/train… Joined May 2010.