Calculation of new level should look like below,
O = Old exp, N = New exp, R = Residual exp
O - N = R
Criteria Function (IF>=1 THEN +1 LEVEL, IF>=120,000,001 THEN +2 LEVEL, IF>= 280,000,001 THEN +3, IF>=480,000,000 THEN +4, IF>=730,000,001 THEN +5)
For example if John was level 44 and...