Fixodent is the way to go. It's not really a glue, but rather a super sticky way to hold the porcelain in place while you smile and talk. You CAN NOT EAT or SLEEP with this in place ala Fixodent. The Fixodent will allow you to take the veneer...
I understand that you are looking to veneer your top teeth, then straighten your bottom teeth. I would simply recommend veneering all of your anterior (front) teeth on the top and bottom. The last thing you want to do is straighten your teeth and still have an issue with the...
I would say that it would depend on the size and condition of your existing white (tooth colored) fillings. Typically if the filling is just a single surface (the top of the tooth) and less than 1/2 to 1/3 the width of the top of the tooth, tooth colored fillings are very adequate and will...