To edit the sidebar widgets:
Go to Appearance > Widgets > Primary Sidebar
For the Property Search
You can use either the AgentPress Listing Search widget or the IMPress Omnibar Search widget.
See Front Page Search Bar Widget Area for instructions.
Newsletter Widget
The Genesis - eNews Extended plugin works well with newsletter services, such as Mailchimp. Go here to find setup instructions for different newsletter services.
Search Widget
Use the Search widget and give it a Title of Search.
