It's readable, amazingly. I have the super business level Adobe with built in compression but a lot of it was creating back and forth jpeg to pdf...
I had Lloyd's. In my LOE i just wrote something like... 'I filed complaints, went into branches etc but was told they do not produce custom letters. I have attached my opening welcome letter showing when the account to was opened and 6 months of statements...Etc'
Also for my POF i had
UK account 1 - 20 pages of statements
UK account 2 - 6 pages of statements
Screenshot bank of Canada exchange
Canada account 1 - 8 pages statements
Canada account 2 - 3 pages statements
LOE and a few other bits
3.6mb!