FWB can include normal friendship
If you were friends before becoming intimate, everyday texting may be completely ordinary. Reducing communication solely to appear casual can damage the friendship the arrangement is supposed to include.
When texting creates confusion
Problems arise when one person wants frequent emotional connection and the other expects messages mainly around plans. Neither preference is automatically wrong; they are simply different.
Avoid game-playing
Deliberate delays, strategic silence and jealousy bait make communication less informative. If you want to see someone, ask. If you need distance, say so.
What to do if the pattern changes
A sudden increase or decrease in messages can mean many things. Ask before turning it into evidence that someone is in love or losing interest.
Use changes as conversation prompts
FWB advice often encourages people to decode every behavior: a longer text means attachment, a delayed reply means lost interest, a sleepover means the relationship is becoming serious. Real relationships are noisier than that. Look for sustained patterns, then use those patterns as reasons to ask rather than as proof of an answer. This keeps you from making major decisions based on a single message, busy week or affectionate evening.
Manage the agreement, not the other person
Boundaries work best when they describe your participation rather than trying to control someone else. You can say what information you need, what level of contact works for you, or what would make you step away. You cannot make a healthy casual relationship by turning uncertainty into surveillance or manipulation.
Labels help describe a relationship, but expectations are specific to the people in it. When something important changes, a direct conversation is usually more useful than trying to decode a rule from the internet.