if you want to learn the basic operation and costing scheme, you may got it. you have to complete with the best practices so you can make it perfectHal yang baikopen communications, the humble owner, you can explore your ability & skill, and the most is how you can get a good deal with others whose supporting system of your own jobs. be closer with the open minded guy whose give you a positive vibes
Tantangandeal with people with the experiences by the time in the same position for long nor open their mind
you must be fast leaner person to catch-up with operation matters
be able to make your own data-base for your critical analyzed, use your logically as good as you can.
if you doing same mistaken, go and find your solution, don't be dumb by looking for other for the reason of the mistaken