With AwesomeScreenshot.com, it is possible that you can capture both whole screens and specific portions of pages, according to what you require to communicate. . In fact you can use figures like circles and rectangles, and able to draw as many lines and arrows as you require to be sure.
This site has all quality to let you capture screens, annotated and shared. It would just be what you need in order to collaborate with your team in a far more effective way. Really speaking there are lots of applications which offer you do something similar.
Related Apps: MINUS | Doodle Up | PowerCam
Since there is difference at play, namely the several ways in which you can have screenshots annotated once they have been taken. You can have edition tools provided to these purposes. In fact you can use figures like circles and rectangles, and able to draw as many lines and arrows as you require to be sure the message you want conveyed is getting through.
It is possible that you can capture both whole screens and specific portions of pages, according to what you require to communicate. The site can be used for free. Both Chrome and Safari are already supported.
If you would like to check this web app, visit their site at http://www.awesomescreenshot.com. Also post your thoughts using the comments section below.