Adervertising has to be effective result oriented and for getting you sales Does the FREE advertis

Adervertising has to be effective result oriented and for getting you sales Does the FREE advertising get you real paying customes or it is persuing a mirage ?Free ads are of no use for big launches but since these enjoy a good following then for acidental customer this may look good I am apprehensive a;bout the useful ness of free ads I am membe of sone 50 TEs20 saafelists but the respons is not proportionate to the effort that goes with it to get results one has to resort to Paid ads