Attend SEMINAR'S, CONFERENCES, GATHERING, hear people speak about what is happening recently because we are in a technology world.
Knowledge is not free !!! Nothing is free.. what you think is free someone paid for it..
Prof ISAAC AYELAAGBE of FUNAAB told me, the book you read took approximately 3yrs to be published before you can read it. Within the space of 3yrs so many things as changed that wasn't captured in the book.