The vendors can charge any price, but depending on the neighborhood, a scoop can be as little as 50 cents or as much as $1.50.

Accessing the GPS signals is free, although some vendors charge for additional services such as real-time traffic conditions.

Some vendors charge for these, while others will include them for free with your purchase.

The vendors charge their customers based on the amount of data they want to use.

Pay per call: In this approach, vendors charge for each call from the customer to the API.

During the interim period the vendor will have charged and paid Value Added Tax as principal.

Some Internet brokerage firms now eagerly offer the service for one-fifteenth the price traditional vendors typically charged just two years ago.

Although a wallet is free for consumers, vendors charge merchants for wallets.

Many customers forget that vendors may automatically charge their customers' credit cards for such recurring fees.

Some vendors charge for upgrades to the software, and some do not.