wow gold guides have something right though - by trying to make more buy wow gold rather than leveling up by grinding for it, you probably are wasting your time. the amount of time it requires to make 50 gold at level 30 is comparable to the length of time it would take to make between 100 and 250 gold at level 70. save your time and make that gold later. however, there are ways to make buy diablo 3 at 'abnormal' amounts, combining farming and basic auction house tactics, that are comparable in terms of income at any level. most good wow gold guides will explain how to do that.
simple concepts like knowing when you should buy low and how to sell high effectively will both make the process a bit easier - however, you need to know what to sell and when to sell it. you need to be prepared for the fluctuations in the market and you have to understand your goals. just how much gold you may not want to have when you hit level 40? enough for you personally first mount or enough for each mount you'll ever buy?
there are players who, with some good tips from the wow gold guide happen to be able to make thousands of gold at level 1, simply running directly to the ah and using their abilities at deal finding to obtain a bit in front of the competition with timely purchases and sales.
anybody who tells you that it is impossible or perhaps a total waste of time to make gold prior to reaching level 60 or 70 has clearly never spent lots of cursory minutes selling off loot in an ah. they have clearly never spent three or four hours picking off top deals or building a fortune truly worth the time invested into it. a good world of warcraft gold guide only takes you as far as your imagination lets it take you. whenever you put a little bit of thought into things and use your noggin, there truly are no limits as to the you can achieve.