In the past, when optometrist have retired, they have sold to an associate or a private buyer and often under valued their practice.  Dealing with an investment group can lead to a better valuation and better retirement options.  After you have spent years building your clinic and now want to retire, you want to have a nest egg that affords you a comfortable lifestyle.  When you deal with an investment group, you are going to get a competitive offer and terms that can be specific to your needs.