Promotional Products and Consultants. Specialty advertising is more than just giveaways and 'being seen'... We are Promotional consultants with over 20 years experience and a product resource of 1.2m items helping you achieve a Return On Investment (ROI) and Return On Objectives (ROO) from your marketing campaign or trade show. Promotional products are an effective way to advertise and market your company. The lasting impression that these items create with your customers builds loyalty and keeps your company's name and brand in your customer's minds. In a world where traditional advertising efforts have been exhausted, these promotional items provide a solution for the problem that every business professional is concerned with... Return On Investment and Return On Objectives.Subase Promotional Agency is located in Cardiff.