CPAs provide formal or informal auditing services and are a second set of eyes to ensure all bookkeeping has been done properly. 

CPAs leverage the accounting records maintained by a CPA bookkeeping firm to provide guidance on larger matters.

The term "full charge" means that these bookkeepers manage all of the business's accounting needs.

Velan basic strategy for pricing your Outsourced bookkeeping and accounting services is cost-plus pricing. In this strategy, you take what it costs to offer your services and add a percentage to that amount to determine how much you should charge clients in order to make a profit.