I would recommend to stick by the brand names you recognize. Going through the books both Kaplan
and MGMAT stand out and both offer prep programs online. The advantage of these programs can be attributed to their resources and the tests provided. Here's a blog below about the different online prep courses:online-gmat-course-so-many-to-pick-from-96384.html
All the best!
“Focus on the journey, not the destination. Joy is found not in finishing an activity but in doing it.” - Greg Anderson
Follow my Journey at: nphelan-s-road-to-117533.html
Kudos? Don't mind if I do!