The study aimed to study the relationship between the use of the Syrian mobile
telecommunications companies' customers for social media (Facebook) for marketing
purposes, and their ability to influence customers at each stage of the purchase proces
s,
which includes:: the generation phase of the need, the stage of the search for alternatives,
the stage of evaluating the alternatives, the stage of making the purchase decision, and the
post-purchase phase. In order to achieve this, a main hypothesis was formulated with five
sub-hypotheses. The researcher used the questionnaire technique to collect the data
analyzed using statistical tests, the most important being the one-sample T. test and the
Pearson Correlation test. The researcher has reached several results, the most important of
which is: There is a strong positive correlation between the use of the Syrian mobile
telecommunications companies' customers for social media (Facebook) for marketing
purposes and all stages of the purchase process.