A million dollar advice

No one, and yes, I say no one will tell you the secret of clearing SAP exam. The only thing that will help you realise the secret is practice. Give C_HCMOD_05 Certification practice exam on erpprep.com and see, you will get the secret on your own. I did it and came out successful. You will too. Just give the online mock tests. I passed the exam with 81