As you know, tips are very easy, to the point, get on with life, no bushes to beat time savers. Even the professionals stumble every once in a while on a startling, eye widening trick. Try this if you haven’t yet. When trying to select an object (any non transparent pixels) on a transparent layer just hold the Control key (PC) or the Command key (Mac) while you single click on the layer thumbnail like in the picture below. You will notice it (Photoshop) will then automagically select any of the pixels on the transparent layer.. did I just say that?. Just give it a go. Remember all these little seconds saved up in your life give you more time to learn and grow. They all add up!