The process of inserting new elements into your wireframe can be sped up even more by using keyboard shortcuts. After drawing a rectangle with click and drag you can press a key that corresponds with en element that you want to place there.
This simple low-fidelity wireframe example demonstrates how little is necessary to get the idea across. The actual text is used only to present the most prominent headlines and the paragraph located above the fold as well as links in the header and footer of the page.
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