I proof and mark transcripts via PDF or Word. To nail down the details of punctuation and spelling, I use the online Merriam-Webster Dictionary, Court Reporting: Bad Grammar/Good Punctuation by Margie Wakeman Wells, your preferences as a reporter, and Google.

I proof to full audio and scope in DigitalCAT for $1.25 per page with 5-7 day turnaround.

Proofing Rates
Description Rates
Standard (within 3 days): $0.40 a page
Rush (within 48 hours): $0.60 a page
Expedite (within 24 hours): $0.80 a page
Proofing to full audio: Per page: $1.00 Standard / $1.10 Rush / $1.30 Expedite