Open and Distance Learning (ODL) system is a system wherein teachers and learners need not necessarily be present either at same place or same time and is flexible in regard to modalities and timing of teaching and learning as also the admission criteria without compromising necessary quality considerations. Institutions and Universities offering education and includes Correspondence Course Institutes (CCIs) in conventional dual mode universities. This is becoming more and more significant for continuing education, skill pupation of in service personnel and for quality education of relevance to learners located at educationally disadvantageous locations.
1) The courses done through Open System save the time of those students who have gap in years of study.
2) They do not have to spend long time in classrooms and they can concentrate on the other works simultaneously.
3) The people who are working part-time can easily enrol themselves and complete the courses.
4) Since some of them are already experienced, the knowledge obtained through the courses will help them to get better jobs or promotions.