Is the invitation based sales of OnePlus One a marketing gimmick? - Quora
Just saw this news about OPO in China, company is opening sales to everyone.
OnePlus One (Sandstone Black, 64GB) : : Electronics
OnePlus One to be offered March 24th in India sans invites; new image of Oxygen OS leaks - PhoneArena
OnePlus ditches invites forever for the OnePlus 2
This website sells the OnePlus 2 without an invite
Review: OnePlus One
You can get a OnePlus One without an invite for the holidays - news
OnePlus One smartphone will be now available without invites on .in