On-line trading services in which seller posts items to be sold and buyer contacts seller electronically to negotiate terms of sale

marketing, advertising and promoting the goods and services of others in the field of on-line trading services, namely, advertising services via print media and the Internet; branding services, namely, consulting, development, management and marketing of brands for businesses; corporate identity development services; arranging and conducting trade shows in the field of technology products and services; sales volume tracking for others; inventory monitoring services; sales promotion services