"Season Of Change" Puzzle

Sally came home to find a note from her mother taped to the door. Martha had decided to make the note a little more fun to read. What was Sally Mae able to figure out the note said?

Sally Mae,

'll         L+8     4     the     part +     at     Big's     f + .           + d     to     pre +     sal +     1st.       U             a +     of     me.       C     U     t +

-Mother

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