Social networks have been there in some or the other form since the time humans have started interacting. Social network Theory is the study how people, organizations or groups interact within their networks. To create a network using Twitter trending topic to define each city as a vertex, If there is at least one common trend topic between two cities, there is an edge and each edge is weighted according to the number of trendy topics. Network topology doesn't usually change in such scenario as the number of nodes is fixed few metrics that could be used to infer the node's importance and which could explain the type of predictive analysis are Node centrality, Clustering coefficient and Degree centrality. Social media analysis holds a great potential as the they are becoming more huge and complex each day. Read more at: http://dataconomy.com/2017/01/data-mining-predictive-analytics/