A piece of mail nowadays is more likely to contain an overdue electricity bill than an expensive gift. But for recipients of the Robb Vices luxury subscription box, it could be anything from 24-carat gold leaf covered dessert to a bottle of premium Japanese sake.

The technology being developed today is so advanced and seemingly futuristic that sometimes people question whether it's actually feasible. That's the thinking behind the campaign for the Amazon Dash button – unveil it just before April Fools' day to get people discussing whether it's real or not.

For many men, shaving is one of life's necessities, with 75% of American men shaving daily. But a marketing war between Gillette and Schick has created a razor market that's expensive and over-engineered. Selling cheaper, back-to-basics razors, can Harry's offer an alternative?

Nearly seven in ten Americans have less than $1,000 in their savings accounts, and 34% have nothing set aside whatsoever. Conserving cash can be difficult, but finance app Digit wants people to leave it to a bot. How has it managed to save people over $230 million in just 18 months?