Wow thanks guys! Sorry I've been MIA. I work full-time now and also got into lifting weights, so I've been busy!
My GF doesn't let me go too far in. I can definitely bottom out and still have some dick left outside. Since I have "enough" length at this point, I mostly focus on girth work, although I believe that everything affects total size, but certain techniques target girth more than length or vice versa.
Lately, I have been using my [words=https://officialhydromaxpump.com/?uid=6&oid=2&affid=98 ]X-40[/words] when I get the chance, maybe 2x a week. It gives good gains, but I like air pumping more due to convenience and the ability to watch adult entertainment while I pump. I use my air pump for 2 or 3 20-30 minute sessions about 4 times per week, performing kegels while under pressure (I find this speeds up the pump and makes it last). I superset pumping with jelqs, doing as many as I feel appropriate. I would say my techniques in terms of volume are best left for veterans, as I have been Penis Enlargementing for years. For newer guys, I'd definitely advocate wearing an [words=http://www.phallosan.com/shop/catalog/default.php?z=eNortjIxtVKyL0pNszWxMFcrSSxKTy2JL0hMT7U1UisoykyxtbBQSy4tLsnPjS8uKcrMS7dVsgZcMMpbEbo%2C]ADS[/words] until those gains stop, and sticking to shorter pumping sessions.
As far as "discoloration" goes, my dick was always darker than the rest of my body. I like it, I am white but have a black dick! Haha.
Lastly, I have been performing foreskin restoration tugs throughout the day, and even used [words=http://www.mattersofsize.com/forum/showthread.php?44-Ace-Strapped-Jims-Joint]ACE[/words] wrap to encourage restoration for a few months.