JUMP TOSales invoicesSales InvoiceRetrieve all sales invoicesgetCreate a new sales invoice.postRetrieve a single sales invoice.getCustomersCustomersRetrieve all customersgetCreate a new customer.postRetrieve a specific customergetUpdate a specific customerpatchBank AccountsBank AccountsRetrieve all bank accounts.getRetrieve a specific bank accountgetSales VAT accountsSales VAT accountsRetrieve all sales VAT accountsgetRetrieve a specific sales VAT accountgetProductsProductsRetrieve all productsgetCreate a new product.postRetrieve a specific productgetUpdate a specific productpatchUsersUsersRetrieve all usersgetCreate a new user.postRetrieve a specific user.getUpdate an existing user.patchRetrieve all user roles.getRetrieve a specific user role.getAnalytical PlansAnalytical plansRetrieve all analytical plansgetRetrieve a specific analytical plangetRetrieve all cost centersgetRetrieve a specific cost centergetPowered by Create a new sales invoice.post https://api.regate.io/v1/sales_invoicesCreate a new sales invoice - either a draft or an already issued one.