Not suitable for simple garden / land planning

After reading several reviews on similar products, stayed with me hang the basic tenor "Taugt everything not really, but this product is probably still the lesser evil."
We have rebuilt recently and I want to "just" represent our land and the house and represent place and some simple elements, such as lawns, carport, fountains, paths etc. and simple plants elements (hedges, etc.) placing.
First, I noticed that the purchased version is actually the 11 V, but the Home screen still "10 V" emblazoned. One could interpret that here the programmer and / or product managers have not really given trouble while while ...
Well, and then I wanted to draw our (square) plot on the basis of existing measures initially - but is the logical first step, right? From a logical, gradual approach, however, is neither in the software nor in the "manual" to recognize something. The latter shines with very many references to horticultural details, but has for example. No Index and is after, unknown to me, structured rules (times expressed diplomatically).
After 30 minutes I gave up - I failed to create a square Land area! I does not expect that the other planning steps will make easier, I advise against this product. It sounds unbelievable - but due to lack of alternatives I'm going to similar willy-nilly with PowerPoint must manage ...