Lon S. Cohen is a freelance writer and is @obilon on Twitter. He’s also the Director of Communications at @ALSofGNY .

British carrier Vodafone has just unveiled a pair of ultra cheap mobile devices — starting at below $15 — that it will sell unsubsidized to customers in developing markets in India, Turkey and Africa. The Vodafone 150 and 250 handsets will retail for less than $15 and $20 respectively

If you’re seeking a job in social media, we’d like to help out. For starters, Mashable’s Job Lists section gathers together all our resource lists, how-tos and expert guides to help you get hired.

If you’re seeking a job in social media, we’d like to help out. For starters, Mashable’s Job Lists section gathers together all our resource lists, how-tos and expert guides to help you get hired

Geoff Livingston co-founded Zoetica to focus on cause-related work, and released an award-winning book on new media Now is Gone in 2007.

If you’re seeking a job in social media, we’d like to help out.

Customer loyalty programs are stuck in the dark ages, especially as they pertain to social media. However, Tasti D-Lite , the frozen dessert chain popular in New York, is taking one step towards the light with its social media rewards program. Today Tasti D-Lite has announced the rollout of TastiRewards , a rewards program that incentivizes customers to associate their Twitter and Foursquare accounts with their Tasti D-Lite membership cards.

If you’re seeking a job in social media, we’d like to help out.

If you’re seeking a job in social media, we’d like to help out. For starters, Mashable’s Job Lists section gathers together all our resource lists, how-tos and expert guides to help you get hired. In particular, you might want to see our articles on How to Leverage Social Media for Career Success and How to Find a Job on Twitter .

Twitter apps are about to get a lot more exciting. All our favorite Twitter tools, from iPhone apps to web apps and beyond, have so far been limited by the fact that developers only have access to a limited set of data, not the full “firehose” of tweets being created. That’s about to change.