first time need help

If you haven't come across them yet, I always recommend starting with these links:
http://www.myfitnesspal.com/topics/show/1235566-so-you-re-new-here
http://www.myfitnesspal.com/topics/show/1080242-a-guide-to-get-you-started-on-your-path-to-sexypants
http://www.myfitnesspal.com/topics/show/1296011-calorie-counting-101

And then read these when you're ready to take your logging accuracy to the next step:
http://www.myfitnesspal.com/topics/show/1234699-logging-accurately-step-by-step-guide
http://www.myfitnesspal.com/topics/show/1290491-how-and-why-to-use-a-digital-food-scale

all of the above links are super helpful so read them and follow the given advice

also make some friends with similar interests and goals as you, they can lend advice and inspiration along the way

enjoy your time here

If you haven't come across them yet, I always recommend starting with these links:
http://www.myfitnesspal.com/topics/show/1235566-so-you-re-new-here
http://www.myfitnesspal.com/topics/show/1080242-a-guide-to-get-you-started-on-your-path-to-sexypants
http://www.myfitnesspal.com/topics/show/1296011-calorie-counting-101

And then read these when you're ready to take your logging accuracy to the next step:
http://www.myfitnesspal.com/topics/show/1234699-logging-accurately-step-by-step-guide
http://www.myfitnesspal.com/topics/show/1290491-how-and-why-to-use-a-digital-food-scale

^This is good advice to follow! Read, read, read! ^^