Yours ever/ever yours
Definition 1 of 1
Pro Tip 1/3Closing Affection
Usually concludes a personal message with warmth and closeness, suggesting a strong bond. 
I look forward to our next meeting. Yours ever, Emily.
Pro Tip 2/3Not for Business
Avoid using 'yours ever' in professional or formal business correspondence; it's too intimate. 
(Don't say: Please find the report attached. Yours ever, Tom.)
Pro Tip 3/3Literary Flair
The phrase can have a literary or old-fashioned tone, lending a classic touch to messages. 
Till we meet by the morrow's light, yours ever, Isabella.