On March 29, a number of business advisers will deliver presentations on business valuation, fund-raising compliance and legal issues during a daylong seminar intended to help entrepreneurs uncover and understand sources of available capital. “Raising Capital for Your Business Start-up: How to Successfully Plan for Investment in Your Business” is slated to take place from 9 a.m. to 5 p.m. at the Greater Des Moines Partnership Building, 700 Locust St., Suite 100. The cost is $50. For more information, e-mail the Business Innovation Zone at events@bizci.com.