If you are not sure you want to visit Cuenca, here are
The tourism office has written several guides for themed self-guided walking tours around Cuenca. More will be added as they are published online.
The following provide tips for trips outside of Cuenca
Before you take a tour to visit the equator, read this article
Guayaquil is 3 1/2 hours from Cuenca, so it would not be a likely day trip; however if you spend a couple of nights there, this may be helpful.
Otavalo is too far from Cuenca for a day trip, but it is easier if you happen to be in Quito. Since we love Otavalo, we had to include it here.