Advice giving is a core component of many theories of support (MacGeorge et al., 2011) and such advice is frequently wrapped in politeness language (Feng et al., 2013), e.g., hedging suggestions rather than imposing direction, which provides face-saving opportunities for the person receiving support (Clark and Schunk, 1980).
we include the feature set of Danescu-Niculescu-Mizil et al.