Disadvantages of directory submissions

If you are doing directory submission in limitation, then there is no harm. otherwise it will go in over optimization.

The only disadvantage of Directory submissions that's it take a long time to approve a submission

there is only one disadvantage and that is if you don't get link after investing your time doing the submissions.

Directory submission is really beneficial for our sites because it give good backlink which help us to rank easily. But we have to submit only good directory sites whose page rank is well, and not on .net and .info.

The main disadvantages of Directory submission is many directory websites does not approve our listing instantly.It would take time to approve more than month and some times may be deleted.

One of the disadvantages that remain associated along with directory submission is a time consuming process. Truly, this kind of technique demands huge amount of time.

Directory submission refers to the process of adding your website to a web directory. The directory submission process involves submitting your website URL along with other details of your website to the most appropriate category. The SEO folks or the people who do Search Engine Optimization treat directory submission as a starting step to off page optimization of a website. In simple words, they increase the visibility of a website.