Although this is a good general rule, your customers» habits may be different, so try experimenting, for instance by offering giveaways on different days and at different times to see which get the greatest response. (inc.com)
Good lifting technique is often ignored when there is insufficient space or time to get a job done properly, but Brown says a good general rule is rather than «lifting, lowering, or carrying, you want to push, pull, or slide.» (inc.com)
A good general rule is to use no more than three font styles on a page and to try to use only one dominant graphic of image in each screen view. (inc.com)