Dress selection

1.i'm tall,dark and avg built with mustache .how should i select my casual dress i.e wht color,style (stripe/check or other).

2.how to go about a jean and t-shirt for me.whether boot cut,slim,and other.
plain/designer t-shirts with color.

Re : Dress selection

If you are tall and dark then I think you should be able to wear pretty much any combination OK.

Just avoid colours that clash like blue and green together, but generally any combination of blacks, whites, blues and greys would look good.