In the first 3 sentences each 'click' and 'click on' are ok, but why make use of the phrase 'on' when It's not at all necessary? During the 4th sentence 'click on listed here' sounds Unusual. Preferable is: "Click below ..". eager to the footwear, the size of your sneakers https://hectorsgrcm.ageeksblog.com/19781845/not-known-factual-statements-about-click