Rob Libetti/Business Insider
Virgin founder Richard Branson.
1. $4 Cities like Paris and Amsterdam have welcomed Airbnb with open arms, but its home city of San Francisco has been more problematic.
2. $4 Police have also arrested and bailed a 16-year-old boy from west London and a 15-year-old boy in Northern Ireland.
3. $4. The thieves may have taken the personal details of up to 2,000 mobile phone customers, Vodafone said days after the TalkTalk scandal.
4. $4 The iOS app is getting a fresh new look, courtesy of the talent Microsoft snapped up in its acquisition of calendar app Sunrise.
5. $4 The new technology accelerator in London that will be "powered" by TechStars.
6. $4 The photo app created a Snapchat-style curated feed for Halloween.
7. $4 Summly founder Nick D'Aloisio has left Yahoo just two years after joining.
8. $4 Amazon is looking to harness Jeremy Clarkson's fame in an advert for the Fire TV stick, an accessory that allows wireless media streaming to a TV.
9. $4 Entrepreneurs from more than 100 countries will arrive in Ireland to take part in the final summit to be held in Dublin before it relocates to Lisbon next year.
10. $4 Stack Social has put together a bundled package of courses to teach you JavaScript and jQuery, the most popular JavaScript library in use today.