all the websites you will need for juice suppliers can be found in my link below.
bookmark it on your computer and then when members recommend a supplier just search their name on the list as almost all the ones we all use are on their.
some companies have fixed VG/PG but a lot will let you chose what % you want. i started of for months on 50/50 mix but a lot i use now is 70/30 or 80/20