What are the potential risks during Breast Augmentation surgery?

Unfortunately it would be very difficult to make the scars smaller. As for the double bubble that you are concerned about, I do not see it on the photos posted.

You should have your plastic surgeon check for capsular contracture as your one side looks like it might have excessive scar tissue. Assuming not though, you can exchange implants for larger ones in the same plane as you are now. Going larger puts a stretch on an areolar reduction so the scar...

Thank you for your question.  Fat grafting or breast implants are both acceptable always to increase breast size.  However your breasts will undergo significant changes during and after your pregnancy.  In my opinion your better off waiting until you're done having children before...

Based on what I can see, this range should give you a nice full natural result.  In terms of size, It is much better to accurately discuss implant volume and projection with an in office exam and detailed measurements. In order to make an accurate size recommendation, I would need to...

Breast implants are pillow volume. They fill the breast out (forward) but do not lift it vertically on the chest. Breasts that are too saggy (ptotic) cannot be filled out properly with an implant alone. This has to do with where the nipple-areola sits relative to the inframammary crease...

It is probably too early for a revision at 2 months.  The breasts may soften with time and massaging.  However, you are at risk of capsular contracture if you had a hematoma/seroma so it's important to keep your appointments with your plastic surgeon.