Synergy in magazines

Synergy can be in magazines in many different forms, for example there may be an article in the magazine about new products on the market in relevance to that magazine, with this there may be many different makes on guitar on the page, this is one part of synergy in a magazine, several companies together on one page. Also in an interveiw there may be many different company names mentioned by a certain person all being reveiwed in so on and so forth, i could do this in may magazine mentioning about similar companies.