Okay, then you need to push your normal more. It isn't doing enough to validate having it at the moment. Your specular is also too shiny at the moment to read as brick. Right now it is making everything look metallic. Nice to see you working color into the diffuse.
Im assuming your using photoshop, go to Image>Adjustments>Hue/saturation, set it to "colourise", add an orange hue and set it to around 25% saturation, also i'd lighten it up a little while you have the window open :) Thats what i did for all the bricks in my picture apart from the middle one which i painted, i wouldnt…
Ok, a little more free time has sprung up. LateWhiteRabbiet has provided you with some very good tips. Hard edge brushes really help you to get that textured look (i just use the defualt PS brush for this) and then afterwards go over with a soft edge to blend things together (for this i use a gradient brush). I tend to use…