How to create RE framework in my workflow

Hi, I want to do my workflow in REframework…Please help…i have uploaded my workflow hereinvoice system.zip (5.1 KB)

@Thilagavathy_Manivan Please go through the RPA advanced developer course so that working in RE framework will be much easier for you. To open the RE framework, open UIpath and click open. You can see RE framework over there

i have studied but i couldnt able understand clearly thats my problem…I need demo example…thanks i will try once