De-cluttering your home is the first step in selling your home. Click here to read about a tale of two homes, one that de-cluttered/cleaned etc. and the other that did not: http://www.agentwithresults.com/blog/a-tale-of-two-homes-why-it-pays-to-de-clutter/#
Cut lemon on the counter is a nice touch for staging your home, although I would forgo the knife. To read more information about de-cluttering your home visit http://www.agentwithresults.com/blog/category/home-sellers/#.
If you're buying with a look to the future, most improvements will not get their full value back when you sell. Do what you love and don't fool yourself into doing stuff because you think the next buyer will like it.