Links with images you control
The feature in Seesaw, where if you paste in a link, it automatically generate an image for you, is fantastic. Except when the image it generates is not one that you want.
In the case that you don't like the image that Seesaw automatically generates when you paste in a link, there is a workaround...
Instead of using the link option, use the upload file option instead, using an image you do like, then post the link in the caption, here's one I did earlier: