Agent’s Sales Journal (2011) by Eric | Apr 22, 2011 | News | 0 comments Dennis M. Postema shares about the beginnings of his own insurance agency, Postema Insurance & Investments. Postema tells ASJ about his mission to see the seniors in his community find the best products for their needs. ASJ Cover ASJ Page One ASJ Page Two ASJ Page Three Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.