Marcel Santilli

advice b2b branding business client customer lifetime value enterprise expert ibm linkedin marketing metrics return on investment roi sales salesmanship seminar social eminence social media social media marketing social media strategy social network social networking social selling tips twitter more…

advertising advice b2b brand branding business client customer lifetime value enterprise expert ibm linkedin marketing metrics return on investment roi sales salesmanship seminar social eminence social media social media marketing social media strategy social network social networking social selling tips twitter …less