Next run a thin bead of caulk along
the edge to be painted and wipe clean with a damp rag. I
recommend using a clear latex caulk, since it is easy to clean up with
water and will not show against the color of the surface under the tape.
leave a very small amount of caulk to fill in the edge of the tape and
the valleys of the texture, ensuring the paint won't run under the tape.
your second color,
and if possible remove the tape while the paint is still wet.
Second coats may be brought up close to this line without ruining your
line. Two coats may be too thick to pull the tape off without
peeling the paint.
the paint has dried, slowly pull the tape back flat; you may need to cut the
paint on the tape line with a razor blade to keep the paint from peeling.