Read more about making mobile payments for goods and services.  

Security is considered primary when making payments by cellphones with the service provided by  ProPay as described here in this article by SmallBusinessComputing.com.

TechieInsider.com gives us a good report about what is coming from Google and Sprint for your cellphone to be used for payments.

Security of payments by cellphone will be addressed upfront: Read an article about this as reported by Lafferty.com.

Here is a report from Vator.TV showing the growth in payments made by cellphone.  

Also, look into this podcast to find information from GeekNewsCentral.com about BlingNation.com. 

Here is one of the most clear and concise videos about using your cellphone to pay for things. It comes from Bloomberg Business Week.com.  

Read this comprehensive report from Creditcards.com listing the newest mobile payment services in a checkbox layout.

Purchase items and bill your cell phone
Information on companies that support payments by cell phone.