You can set custom link and image for teaser
or simply use post or page as source.

[teaser url="http://churchope.themoholics.com/custom-sidebar-left-layout/" title="Post with custom sidebar, left layout" post="129" ]more info[/teaser]

Use column shortcodes to control teasers width

* Add “clear” shortcode after each shortcode or shortcode group.

[one_half] [teaser url="http://churchope.themoholics.com/th_gallery/custom-link-image/" title="Custom teaser" post="545" ]learn more[/teaser] [/one_half]  [one_half last=last][teaser url="http://churchope.themoholics.com/post-with-custom-slideshow-full-width-layout/" title="Just another teaser" post="132" ]learn more...[/teaser][/one_half] [clear]

This is example of teasers with custom links and image URLs

[one_third] [teaser url="http://themoholics.com/" title="Lifegroups" src="http://churchope.themoholics.com/wp-content/.../teaser_01.jpg" ]more info[/teaser] [/one_third]
[one_third] [teaser url="http://themoholics.com/" title="New here?" src="http://churchope.themoholics.com/wp-content/.../teaser_02.jpg" ]learn who we are[/teaser] [/one_third]
[one_third last=last] [teaser url="http://themoholics.com/" title="Every Penny Helps!" src="http://churchope.themoholics.com/wp-content/.../teaser_03.jpg" ]donate today[/teaser] [/one_third]