In the case of the Mailbox app, the complexity is that we have multiple actions that we might want to take in response to a message in our incoming stream, some of which are immediate and others wich involve deferring immediate action for a later (specified or unspecified) time.

FORBES: Mailbox App Revolutionizes Gmail Productivity, Will Google (Or Apple) Buy It?

During the hearing on Tuesday, Mr Holmes' lawyers said they could be ready to enter a plea by May or June, citing unspecified "ongoing work scheduled".

BBC: Aurora shooting: Not guilty plea entered for James Holmes

Recall, if you can, Disney's Go.com or Time Warner's Pathfinder, which lost unspecified gobs of money.

FORBES: Magazine Article

The Edinburgh club does not face the uncertainty of unspecified punishments over its handling of player pay, or of a crippling tax bill, as Rangers did.

BBC: Rangers' recovery lesson for Hearts

During the primary campaign, Romney said he opposed the DREAM Act, but also called for an unspecified GOP version that has yet to emerge from the party or his campaign.

CNN: Obama defends record on immigration at Univision forum

It warns the 11, 500 who do not secure specialist training posts will have to settle for an unspecified number of short-term training posts with no guarantee of on-going training, or service grade posts which would provide no opportunity to progress their careers.

BBC: NEWS | Health | Junior doctors brain drain fear