follow up afterwards - as with the other points on this list, this is general good practice, but something that’s even more important when you’ve not had the chance to meet your participants.
cyswllt dilynol – arfer da cyffredinol yw hyn, yn yr un modd â’r pwyntiau eraill ar y rhestr hon, ond mae’n bwysicach fyth pan nad ydych wedi cael cyfle i gyfarfod â’ch cyfranogwyr.