Hi, im 21 years old, i weigh 155 lbs however i really want to gain a good bit of weight and muscle. iv been trying to eat a lot of protein and carbs and also taking a weight gainer. if any 1 could give me advise on 1, how much protein i should be consuimg, 2, carbs, 3, how often should i be eating, 4, any ways of keeping the costs down lol, cheers