Dear Bobsdog,
based on your photos, it looks like your breasts are saggy. My preferred lift is a lollipop lift when a periareolar won't do (ie greater than 2cm lift required). The lollipop technique was created by a Canadian plastic surgeon named Elizabeth Hall-Findley and treats the breast as a...
After healing from any breast surgery, although it is important to continue to wear support going braless from time to time is no issue at all! Wear that cute top and show off your confidence, but remember to wear support when you can!
You still are at risk just because you smoked. Your skin is not normal nonsmoker's skin in just only 5 weeks. However, you have a better chance of avoiding problems from smoking. Please do not restart.