Interseller is the most effective tool out there for outbound automation. They have made the process very simple by combining prospecting and email sequencing into one simple step.
Interseller + GoConvert
Use GoConvert and Interseller to maximize the ROI of your sales and marketing spending. Enrich information in your Interseller account, improve contact and deal information, and start visualizing marketing and sales performance. GoConvert works around the clock to automatically fill in missing data. Your insights get better all the time.