Add punctuation: Painting signed Daniel Vertangen
A: Painting, signed: D(aniel) Vertangen.

Add punctuation: The revolutionary LDFX File Analysis Tool scans analyzes and reports back every detail about your LDFX file
A: The revolutionary LDFX File Analysis Tool™️ scans, analyzes, and reports back every detail about your LDFX file.

Add punctuation: The only viable solution at this point in time is to request the desktop site of Facebook on your mobile device
A:
The only viable solution at this point in time is to request the desktop site of Facebook on your mobile device.