Love from
Definition 1 of 1
Pro Tip 1/3Emotional Closeness
Conveys affection and implies a close relationship between the sender and the recipient. 
Missing you on your birthday, love from your sister.
Pro Tip 2/3Closing Statement
Often used to sign off a letter or message, suggesting the sender's warm wishes or regards. 
Can't wait to see you soon, love from Mike.
Pro Tip 3/3Informal Communication
Most appropriate for casual conversations, among family and friends, not for formal use. 
Just finished baking cookies, love from Grandma.