from openerp import models, fields,api,http,SUPERUSER_ID class ProductTemplate(models.Model): _inherit = 'product.template' type = fields.Selection([('consu', 'Consumable'), ('service', 'Service')], 'Product Type', required=True, help="Consumable are product where you don't manage stock, a service is a non-material product provided by a company or an individual.", default='service') class SaleAdvancePaymentInv(models.Model): _inherit = "sale.advance.payment.inv" advance_payment_method =fields.Selection( [('all', 'Invoice the whole Booking'), ('percentage','Percentage'), ('fixed','Fixed price (deposit)'), ('lines', 'Some Booking lines')], 'What do you want to invoice?', required=True, help="""Use Invoice the whole sale order to create the final invoice. Use Percentage to invoice a percentage of the total amount. Use Fixed Price to invoice a specific amound in advance. Use Some Order Lines to invoice a selection of the sales order lines.""")