Creates a contract.
Creates a contract.
the newly created contract.
Creates a customer.
Creates a customer.
the newly created customer.
Creates a price.
Creates a price.
the newly created price
Updates a contract.
Updates a contract.
true if the changes were successful, false otherwise.
Updates several contracts.
Updates several contracts.
true if all contracts were successfully updated, false otherwise.
Updates a customer.
Updates a customer.
true if the changes were successful, false otherwise.
Updates a price.
Updates a price.
true if the changes were successful, false otherwise.
Updates several prices.
Updates several prices.
true if all prices were successfully updated, false otherwise.