These are just my personal experience.
Research top selling gigs. Look at how their title, descriptions and tags are2. Never copy them. Make a proper research so that your URL will have the keywords. URLs are permanent.
Use keywords. Make sure your keywords are consistent especially in TITLE, DESCRIPTION, AND TAGS. However, don’t overdo it.
Maximise your Tags. Use 5 keywords (don’t repeat, try single word)
Stop editing your gigs too often. I edited my gigs several…
And also this.
What can you do when your sales have suddenly plummeted? For many people the solution is simple - come on to the forum and complain about something else which “must” have caused this. It is probable that an outside force has caused you to not get as many sales. What is also probable is that you have no control over this “outside force”.
Don’t get me wrong, I enjoy a good rant or moan every now and then as much as the next guy but I never expect my moan or rant to actually change anything. When …
You may find some useful information, hope it helps.