17. Source Credibility If the receiver sees the sources as being credible, then the source can make claims that function as assertions by a credible source.
18. Evidence from others Opinions and facts attest to by others Depends on source’s credibility and on the credibility of the source of the evidence. Easiest for Receiver to Reject
28. Main Argument Start with a main claim or point you want to make. Supporting Arguments From that initial argument, others should follow which support it.
29. Have Enough Arguments Have enough arguments to overcome reservations. If you can’t overcome reservations – then the argument is too weak.