How do I know when to start outsourcing as a freelancer?

[Btaliat]

One of the things that freelancers should know is the right time for them to outsource. Freelancers should know that it is high time they outsourced when rhh are not productive. For instance, when they are only focusing on low value tasks that are time consuming. Also, they may outsource when they want to be expert in their niches. Those that want to get their skills improved always go for challenging tasks. What do you think?