Hardwood cutting for shrubs for the garden

With the front garden we have been thinking you could grow some shrubs from hardwood cuttings

Here is a list to some suitable shrubs

Abelia,
Deutzia,
Buddleja (butterfly bush),
Cornus (dogwood),
Forsythia,
Philadelphus (mock orange)
Ribes (flowering currant),
Rosa (rose), 
Symphoricarpos
Viburnums.
Sambucus Racemosa Plumosa Aurea
Sambucus nigra Black Lace

Here is a link to how to take some hardwood cuttings