1. A computer-implemented method, comprising: establishing, within a set of items of content, a first class of content items and a second class of content items; assigning an importance score to each item of content in the set of items of content according to relative importance among the set of items of content; defining a timing schedule for publishing the set of items of content based on a first content class ratio that defines a ratio by which the first class of content items and the second class of content items are published during a specified time period and further based on the importance score of each item of content; publishing, by operation of one or more computer processors and according to a first method, the set of items of content on a social media platform based on the timing schedule; monitoring a plurality of metrics corresponding to publications of the set of items of content based on the established classes of items; and creating a second content class ratio by modifying the first content class ratio upon determining that the first content class ratio impacts the plurality of metrics.