If you are mostly using only one resample image option when resizing images, then you can change the default option to the option you are using the most.
If you don't want others to use your photos and images without your permission, you can create a so called custom watermark with your name or any other text you want.
Adobe Photoshop CC has just released a major update with some new killer features. Perspective Warp Tool is one of them, let me show you what you can do with it.