Yes, we certainly can.
In fact, a recent study* showed students who used our service had a 26% higher average GPA than those who did not.
It also showed that students who sought assistance through Studiosity more than 5 times had 1 Grade Point higher average GPAs than those who sought assistance only once.
*Reference:
Lynch, A. (2017, March 29). The JCU Trial of YourTutor. Data presented at Universities UK Innovation and excellence in teaching and learning conference, London. Available here.
Note: As of August 31 2017, YourTutor is now known as Studiosity. It's the same great service, just with a new name.