We must listen for the Spirit, as the recipients may or may not be highly esteemed in the world's eyes. God typically uses the unlikely. Different scenarios and time lines are suggested by various, sincere seekers, but three especially stand out to me. Most conservative scholars believe the rapture is a separate, earlier event from Christ's return in power to rule, but there is disagreement on how much earlier. All three of the above authors see the rapture as an earlier event.
Bullock admits uncertainty but believes it to be soon.
Curle thought it would be before 1999, and based on the Jewish calendar his general time frame might still be valid on into 1999. Agee is not dogmatic but gives reasons to hope for the spring of 1999. She makes a strong case for a Pentecost rapture. Maybe, but I am not so sure. In the fax he said he thought he had a revelation.