1/2 oz. of liquor is equal to 1 count, assuming you are using a
pourer on your bottles. To measure 1 1/2 oz. of liquor, count
"1001...1002...1003" as you are pouring. After a while, you should be
able to do it by eye.
To make highballs, fill glass two-thirds full of ice before
adding liquor. Always pour liquor in before the mixer. Do not stir
drinks containing carbonated mixers.
To make cocktails, lowballs, and other shaken or stirred
drinks, fill shaker half-full of ice. For lowballs, fill the glass
about half-full of ice before pouring drink.
Most shaken drinks which contain light cream can also be made
as blended drinks, substituting vanilla ice cream for the light
To make blended drinks, first fill blender half-full of ice. If
necessary, add more ice as you are blending.
Always keep fruit juices and other mixers refrigerated.
In fruit drinks, e.g. strawberry margaritas, always use fresh
fruit, not frozen.
How do I pour? What is 'cl', 'oz' and 'pt'? How should I handle glassware?.
Find the answers in The Bartender's Handbook.