The main trick here is not getting muggled. Might get muggled anyway, due to near-constant presence of aimless muggles. Like the lady sang, get it while you can! Don't turn your back on sweet cache, no, no, no.
V frr n thneqenvy. V frr n gerr. V frr n gerr tebjvat vagb n thneqenvy. Jurer pna vg or?