[i | ˈlərnɪŋ]

E-learning is an online training delivery method whereby education materials are delivered online, often through a company portal which tracks completion and progress. These can be in conjunction with in-person training through a blended approach and are very cost efficient. 

E-learning is a form of learning that most global organisations are introducing to develop their employees, it saves the money to provide travel expenses for employees to come to the headquarters to get trained; this mode of learning does not only cost effective, but also measurable. Employers are able to measure performance and how to improve their online training materials.

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Use in a sentence:
Employees get training via e-learning.