The effects of gravity loads acting on column and wall deviations from plumb in core-braced buildings have been investigated and expressions for the forces involved have been published in previous papers. The predictions obtained from the design expressions, as applied to two typical core-braced buildings, are compared in this article with corresponding actions resulting from wind and earthquake loads.This investigation aims at separating the effects that are significant in design from those that are small enough to be neglected. A set of simple rules to account for the out-of-plumb effects in buildings is presented as a possible complement to the existing recommendations on stability in the Canadian standard for steel construction CAN3-S16.1-M78.