ced08738_Cloud_Pros_and_Cons___Adobe_CC__Adobe_Creative_Cloud_pros
The flexibility is good. If you are working on a project and need 6 extra heads for 6 months, that is a saving of several thousand dollars on licensing costs, when you just need to pay for cloud licenses for 6 months, instead of buying 6 new, full copies of the suite. [Adobe Creative Cloud pros] 
Ability to pay for the software only when it is needed.
Adobe Creative Cloud Pros and Cons | Adobe CC
Adobe Creative Cloud pros