How Many Calories

should i consume for effective weight loss ? my current BMR calorie intake is at about 3,400.

Depends on how much you weigh and the type of exercise and how much you exercise.

Articles by John M Berardi will set you on your way.

Massive eating - Part 1
http://www.t-nation.com/readTopic.do?id=460331

In the above article, John provides in-depth information on calculating your calorie needs. Print it out and keep it for future reference. It’s great stuff.

i am a fat 345lbs