play the story mode, faster level your character to level 70

save gold, materials

dont spend anything
reason: gold quite important, u dont have advantage like most pros here, which can carry few billions from old feature - auction house

gold = can use to craft better gems, improve your gears, etc

welcome to diablo world

nothing is too late
i guess diablo3 will have further expansion, thats why only 1 new character came out from original to ROS
(